Lecture 63 Track Renewals and Drainage

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=HtvpV0eS3CA

In this lecture, permanent way renewals, through sleeper renewals, Track renewals and Track drainage has been discussed.","styleRuns":[{"startIndex":0,"length":120,"styleRunExtensions":{"styleRunColorMapExtension":{"colorMap":[{"key":"USER_INTERFACE_THEME_DARK","value":4294967295},{"key":"USER_INTERFACE_THEME_LIGHT","value":4279440147}]}},"fontFamilyName":"Roboto"}]},"headerRuns":[{"startIndex":0,"length":120,"headerMapping":"ATTRIBUTED_STRING_HEADER_MAPPING_UNSPECIFIED"}]}},{"itemSectionRenderer":{"contents":[{"messageRenderer":{"text":{"runs":[{"text":"Comments are turned off. "},{"text":"Learn more","navigationEndpoint":{"clickTrackingParams":"CKwBEJY7GAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","commandMetadata":{"webCommandMetadata":{"url":"https://support.google.com/youtube/answer/9706180?hl=en","webPageType":"WEB_PAGE_TYPE_UNKNOWN","rootVe":83769}},"urlEndpoint":{"url":"https://support.google.com/youtube/answer/9706180?hl=en"}}}]},"trackingParams":"CKwBEJY7GAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y="}}],"trackingParams":"CKsBELsvGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","sectionIdentifier":"comment-item-section"}}],"trackingParams":"CKoBELovIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},"secondaryResults":{"secondaryResults":{"results":[{"compactVideoRenderer":{"videoId":"oj5wbWeC52g","thumbnail":{"thumbnails":[{"url":"https://i.ytimg.com/vi/oj5wbWeC52g/hqdefault.jpg?sqp=-oaymwEbCKgBEF5IVfKriqkDDggBFQAAiEIYAXABwAEG rs=AOn4CLCO1SFc-Bgmr9S0FQ_st_-S-7g_KA","width":168,"height":94},{"url":"https://i.ytimg.com/vi/oj5wbWeC52g/hqdefault.jpg?sqp=-oaymwEcCNACELwBSFXyq4qpAw4IARUAAIhCGAFwAcABBg== rs=AOn4CLB2v6LGK24-bkkhwnje4UGVgu3H8A","width":336,"height":188}]},"title":{"accessibility":{"accessibilityData":{"label":"Lecture 64: High Speed Tracks by IIT Roorkee July 2018 320 views 6 months ago 40 minutes"}},"simpleText":"Lecture 64: High Speed Tracks"},"longBylineText":{"runs":[{"text":"IIT Roorkee July 2018","navigationEndpoint":{"clickTrackingParams":"CKQBEKQwGAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@IITRoorkeeJuly","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCY-ANi3wxkUSGhAel7T0TGw","canonicalBaseUrl":"/@IITRoorkeeJuly"}}}]},"publishedTimeText":{"simpleText":"6 months ago"},"viewCountText":{"simpleText":"320 views"},"lengthText":{"accessibility":{"accessibilityData":{"label":"40 minutes, 57 seconds"}},"simpleText":"40:57"},"navigationEndpoint":{"clickTrackingParams":"CKQBEKQwGAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWRIoLjLvPSq-u0emgEFCAEQ-B0=","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=oj5wbWeC52g","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"oj5wbWeC52g","nofollow":true,"watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr4---sn-uxaxiv0nxx5q-nv4l.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=a23e706d6782e768 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=521250 mt=1739813339 oweuc="}}}}},"shortBylineText":{"runs":[{"text":"IIT Roorkee July 2018","navigationEndpoint":{"clickTrackingParams":"CKQBEKQwGAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@IITRoorkeeJuly","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCY-ANi3wxkUSGhAel7T0TGw","canonicalBaseUrl":"/@IITRoorkeeJuly"}}}]},"channelThumbnail":{"thumbnails":[{"url":"https://yt3.ggpht.com/ytc/AIdro_k3V1DTtkUqkMxPFRh5QwhKmpuYwKy5AK5nDi9J1pXp9Q=s68-c-k-c0x00ffffff-no-rj","width":68,"height":68}]},"trackingParams":"CKQBEKQwGAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1ZA6M6LvNaNnJ-iAQ==","shortViewCountText":{"accessibility":{"accessibilityData":{"label":"320 views"}},"simpleText":"320 views"},"menu":{"menuRenderer":{"items":[{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Add to queue"}]},"icon":{"iconType":"ADD_TO_QUEUE_TAIL"},"serviceEndpoint":{"clickTrackingParams":"CKgBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CKgBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"oj5wbWeC52g","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CKgBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["oj5wbWeC52g"],"params":"CAQ%3D"}},"videoIds":["oj5wbWeC52g"],"videoCommand":{"clickTrackingParams":"CKgBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=oj5wbWeC52g","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"oj5wbWeC52g","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr4---sn-uxaxiv0nxx5q-nv4l.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=a23e706d6782e768 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=521250 mt=1739813339 oweuc="}}}}}}},{"clickTrackingParams":"CKgBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","openPopupAction":{"popup":{"notificationActionRenderer":{"responseText":{"simpleText":"Added to queue"},"trackingParams":"CKkBELlqIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},"popupType":"TOAST"}}]}},"trackingParams":"CKgBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Share"}]},"icon":{"iconType":"SHARE"},"serviceEndpoint":{"clickTrackingParams":"CKQBEKQwGAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/share/get_share_panel"}},"shareEntityServiceEndpoint":{"serializedShareEntity":"CgtvajV3YldlQzUyZw%3D%3D","commands":[{"clickTrackingParams":"CKQBEKQwGAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","openPopupAction":{"popup":{"unifiedSharePanelRenderer":{"trackingParams":"CKcBEI5iIhMIlLjU_J7LiwMVWeRCBR2GZwtW","showLoadingSpinner":true}},"popupType":"DIALOG","beReused":true}}]}},"trackingParams":"CKQBEKQwGAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","hasSeparator":true}}],"trackingParams":"CKQBEKQwGAAiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","accessibility":{"accessibilityData":{"label":"Action menu"}},"targetId":"watch-related-menu-button"}},"thumbnailOverlays":[{"thumbnailOverlayTimeStatusRenderer":{"text":{"accessibility":{"accessibilityData":{"label":"40 minutes, 57 seconds"}},"simpleText":"40:57"},"style":"DEFAULT"}},{"thumbnailOverlayToggleButtonRenderer":{"isToggled":false,"untoggledIcon":{"iconType":"WATCH_LATER"},"toggledIcon":{"iconType":"CHECK"},"untoggledTooltip":"Watch later","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CKYBEPnnAxgBIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"addedVideoId":"oj5wbWeC52g","action":"ACTION_ADD_VIDEO"}]}},"toggledServiceEndpoint":{"clickTrackingParams":"CKYBEPnnAxgBIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"action":"ACTION_REMOVE_VIDEO_BY_VIDEO_ID","removedVideoId":"oj5wbWeC52g"}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Watch later"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CKYBEPnnAxgBIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayToggleButtonRenderer":{"untoggledIcon":{"iconType":"ADD_TO_QUEUE_TAIL"},"toggledIcon":{"iconType":"PLAYLIST_ADD_CHECK"},"untoggledTooltip":"Add to queue","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CKUBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CKUBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"oj5wbWeC52g","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CKUBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["oj5wbWeC52g"],"params":"CAQ%3D"}},"videoIds":["oj5wbWeC52g"]}}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Add to queue"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CKUBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayNowPlayingRenderer":{"text":{"runs":[{"text":"Now playing"}]}}}],"accessibility":{"accessibilityData":{"label":"Lecture 64: High Speed Tracks - 40 minutes - Go to channel - IIT Roorkee July 2018 - 320 views - 6 months ago - play video"}},"richThumbnail":{"movingThumbnailRenderer":{"enableHoveredLogging":true,"enableOverlay":true}}}},{"compactVideoRenderer":{"videoId":"MnKsxnP2IVk","thumbnail":{"thumbnails":[{"url":"https://i.ytimg.com/vi/MnKsxnP2IVk/hqdefault.jpg?sqp=-oaymwEbCKgBEF5IVfKriqkDDggBFQAAiEIYAXABwAEG rs=AOn4CLCKLvAy-9dwmSkiLozokTJDplXh4A","width":168,"height":94},{"url":"https://i.ytimg.com/vi/MnKsxnP2IVk/hqdefault.jpg?sqp=-oaymwEcCNACELwBSFXyq4qpAw4IARUAAIhCGAFwAcABBg== rs=AOn4CLDmhu9MvE0P60Xrs9jQhaveFy_wKA","width":336,"height":188}]},"title":{"accessibility":{"accessibilityData":{"label":"FULL REMARKS: JD Vance Puts European Leaders On Notice About Trying To Regulate U.S. Tech Giants by Forbes Breaking News 3,022,624 views 6 days ago 15 minutes"}},"simpleText":"FULL REMARKS: JD Vance Puts European Leaders On Notice About Trying To Regulate U.S. Tech Giants"},"longBylineText":{"runs":[{"text":"Forbes Breaking News","navigationEndpoint":{"clickTrackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@ForbesBreakingNews","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCg40OxZ1GYh3u3jBntB6DLg","canonicalBaseUrl":"/@ForbesBreakingNews"}}}]},"publishedTimeText":{"simpleText":"6 days ago"},"viewCountText":{"simpleText":"3,022,624 views"},"lengthText":{"accessibility":{"accessibilityData":{"label":"15 minutes, 50 seconds"}},"simpleText":"15:50"},"navigationEndpoint":{"clickTrackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWRIoLjLvPSq-u0emgEFCAEQ-B0=","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=MnKsxnP2IVk","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"MnKsxnP2IVk","nofollow":true,"watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr3---sn-nv47zn7r.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=3272acc673f62159 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=1010000 mt=1739813339 oweuc="}}}}},"shortBylineText":{"runs":[{"text":"Forbes Breaking News","navigationEndpoint":{"clickTrackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@ForbesBreakingNews","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCg40OxZ1GYh3u3jBntB6DLg","canonicalBaseUrl":"/@ForbesBreakingNews"}}}]},"badges":[{"metadataBadgeRenderer":{"style":"BADGE_STYLE_TYPE_SIMPLE","label":"New","trackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y="}}],"channelThumbnail":{"thumbnails":[{"url":"https://yt3.ggpht.com/ytc/AIdro_mQDv3YYtwrEY-oFDf_zzH-iLoSFxmjDh2GhAG5CFyMNfY=s68-c-k-c0x00ffffff-no-rj","width":68,"height":68}]},"ownerBadges":[{"metadataBadgeRenderer":{"icon":{"iconType":"CHECK_CIRCLE_THICK"},"style":"BADGE_STYLE_TYPE_VERIFIED","tooltip":"Verified","trackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","accessibilityData":{"label":"Verified"}}}],"trackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1ZA2cLYn-eYq7ky","shortViewCountText":{"accessibility":{"accessibilityData":{"label":"3 million views"}},"simpleText":"3M views"},"menu":{"menuRenderer":{"items":[{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Add to queue"}]},"icon":{"iconType":"ADD_TO_QUEUE_TAIL"},"serviceEndpoint":{"clickTrackingParams":"CKIBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CKIBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"MnKsxnP2IVk","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CKIBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["MnKsxnP2IVk"],"params":"CAQ%3D"}},"videoIds":["MnKsxnP2IVk"],"videoCommand":{"clickTrackingParams":"CKIBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=MnKsxnP2IVk","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"MnKsxnP2IVk","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr3---sn-nv47zn7r.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=3272acc673f62159 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=1010000 mt=1739813339 oweuc="}}}}}}},{"clickTrackingParams":"CKIBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","openPopupAction":{"popup":{"notificationActionRenderer":{"responseText":{"simpleText":"Added to queue"},"trackingParams":"CKMBELlqIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},"popupType":"TOAST"}}]}},"trackingParams":"CKIBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Share"}]},"icon":{"iconType":"SHARE"},"serviceEndpoint":{"clickTrackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/share/get_share_panel"}},"shareEntityServiceEndpoint":{"serializedShareEntity":"CgtNbktzeG5QMklWaw%3D%3D","commands":[{"clickTrackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","openPopupAction":{"popup":{"unifiedSharePanelRenderer":{"trackingParams":"CKEBEI5iIhMIlLjU_J7LiwMVWeRCBR2GZwtW","showLoadingSpinner":true}},"popupType":"DIALOG","beReused":true}}]}},"trackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","hasSeparator":true}}],"trackingParams":"CJ4BEKQwGAEiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","accessibility":{"accessibilityData":{"label":"Action menu"}}}},"thumbnailOverlays":[{"thumbnailOverlayTimeStatusRenderer":{"text":{"accessibility":{"accessibilityData":{"label":"15 minutes, 50 seconds"}},"simpleText":"15:50"},"style":"DEFAULT"}},{"thumbnailOverlayToggleButtonRenderer":{"isToggled":false,"untoggledIcon":{"iconType":"WATCH_LATER"},"toggledIcon":{"iconType":"CHECK"},"untoggledTooltip":"Watch later","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CKABEPnnAxgDIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"addedVideoId":"MnKsxnP2IVk","action":"ACTION_ADD_VIDEO"}]}},"toggledServiceEndpoint":{"clickTrackingParams":"CKABEPnnAxgDIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"action":"ACTION_REMOVE_VIDEO_BY_VIDEO_ID","removedVideoId":"MnKsxnP2IVk"}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Watch later"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CKABEPnnAxgDIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayToggleButtonRenderer":{"untoggledIcon":{"iconType":"ADD_TO_QUEUE_TAIL"},"toggledIcon":{"iconType":"PLAYLIST_ADD_CHECK"},"untoggledTooltip":"Add to queue","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CJ8BEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CJ8BEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"MnKsxnP2IVk","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CJ8BEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["MnKsxnP2IVk"],"params":"CAQ%3D"}},"videoIds":["MnKsxnP2IVk"]}}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Add to queue"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CJ8BEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayNowPlayingRenderer":{"text":{"runs":[{"text":"Now playing"}]}}}],"accessibility":{"accessibilityData":{"label":"FULL REMARKS: JD Vance Puts European Leaders On Notice About Trying To Regulate U.S. Tech Giants - 15 minutes - Go to channel - Forbes Breaking News - 3M views - 6 days ago - play video"}},"richThumbnail":{"movingThumbnailRenderer":{"movingThumbnailDetails":{"thumbnails":[{"url":"https://i.ytimg.com/an_webp/MnKsxnP2IVk/mqdefault_6s.webp?du=3000 sqp=CM7Jzb0G rs=AOn4CLCrooJo3vJggR9tBa2GHZnDRw1-dw","width":320,"height":180}],"logAsMovingThumbnail":true},"enableHoveredLogging":true,"enableOverlay":true}}}},{"compactVideoRenderer":{"videoId":"q7kf1YNBUOc","thumbnail":{"thumbnails":[{"url":"https://i9.ytimg.com/vi/q7kf1YNBUOc/hqdefault_custom_3.jpg?sqp=CJjkzb0G-oaymwEbCKgBEF5IVfKriqkDDggBFQAAiEIYAXABwAEG rs=AOn4CLBZwvgIxCWd6xDQZkUa3LHUzY9UMw","width":168,"height":94},{"url":"https://i9.ytimg.com/vi/q7kf1YNBUOc/hqdefault_custom_3.jpg?sqp=CJjkzb0G-oaymwEcCNACELwBSFXyq4qpAw4IARUAAIhCGAFwAcABBg== rs=AOn4CLCv6OGUXSQ5apd45aeplPqTMOIulQ","width":336,"height":188}]},"title":{"accessibility":{"accessibilityData":{"label":"The Creation of the First Modern Submarine | FD Engineering by Free Documentary - Engineering 5,890 views 3 days ago 49 minutes"}},"simpleText":"The Creation of the First Modern Submarine | FD Engineering"},"longBylineText":{"runs":[{"text":"Free Documentary - Engineering","navigationEndpoint":{"clickTrackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@FD_Engineering","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCKFjNynYRgDfnSIXzELPqTA","canonicalBaseUrl":"/@FD_Engineering"}}}]},"publishedTimeText":{"simpleText":"3 days ago"},"viewCountText":{"simpleText":"5,890 views"},"lengthText":{"accessibility":{"accessibilityData":{"label":"49 minutes, 54 seconds"}},"simpleText":"49:54"},"navigationEndpoint":{"clickTrackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWRIoLjLvPSq-u0emgEFCAEQ-B0=","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=q7kf1YNBUOc","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"q7kf1YNBUOc","nofollow":true,"watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr4---sn-uxaxiv0nxx5q-nv4l.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=abb91fd5834150e7 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=521250 mt=1739813339 oweuc="}}}}},"shortBylineText":{"runs":[{"text":"Free Documentary - Engineering","navigationEndpoint":{"clickTrackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@FD_Engineering","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCKFjNynYRgDfnSIXzELPqTA","canonicalBaseUrl":"/@FD_Engineering"}}}]},"badges":[{"metadataBadgeRenderer":{"style":"BADGE_STYLE_TYPE_SIMPLE","label":"New","trackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y="}}],"channelThumbnail":{"thumbnails":[{"url":"https://yt3.ggpht.com/sln7ySyTTrua28mHROPBua20ky2tSdjnM9BOISBk8a3OkbRsMs0hy_cM_TMO-qEq6T3oTETrUQ=s68-c-k-c0x00ffffff-no-rj","width":68,"height":68}]},"ownerBadges":[{"metadataBadgeRenderer":{"icon":{"iconType":"CHECK_CIRCLE_THICK"},"style":"BADGE_STYLE_TYPE_VERIFIED","tooltip":"Verified","trackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","accessibilityData":{"label":"Verified"}}}],"trackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1ZA56GFmtj6x9yrAQ==","shortViewCountText":{"accessibility":{"accessibilityData":{"label":"5.8K views"}},"simpleText":"5.8K views"},"menu":{"menuRenderer":{"items":[{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Add to queue"}]},"icon":{"iconType":"ADD_TO_QUEUE_TAIL"},"serviceEndpoint":{"clickTrackingParams":"CJwBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CJwBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"q7kf1YNBUOc","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CJwBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["q7kf1YNBUOc"],"params":"CAQ%3D"}},"videoIds":["q7kf1YNBUOc"],"videoCommand":{"clickTrackingParams":"CJwBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=q7kf1YNBUOc","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"q7kf1YNBUOc","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr4---sn-uxaxiv0nxx5q-nv4l.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=abb91fd5834150e7 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=521250 mt=1739813339 oweuc="}}}}}}},{"clickTrackingParams":"CJwBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","openPopupAction":{"popup":{"notificationActionRenderer":{"responseText":{"simpleText":"Added to queue"},"trackingParams":"CJ0BELlqIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},"popupType":"TOAST"}}]}},"trackingParams":"CJwBEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Share"}]},"icon":{"iconType":"SHARE"},"serviceEndpoint":{"clickTrackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/share/get_share_panel"}},"shareEntityServiceEndpoint":{"serializedShareEntity":"CgtxN2tmMVlOQlVPYw%3D%3D","commands":[{"clickTrackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","openPopupAction":{"popup":{"unifiedSharePanelRenderer":{"trackingParams":"CJsBEI5iIhMIlLjU_J7LiwMVWeRCBR2GZwtW","showLoadingSpinner":true}},"popupType":"DIALOG","beReused":true}}]}},"trackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","hasSeparator":true}}],"trackingParams":"CJgBEKQwGAIiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","accessibility":{"accessibilityData":{"label":"Action menu"}}}},"thumbnailOverlays":[{"thumbnailOverlayTimeStatusRenderer":{"text":{"accessibility":{"accessibilityData":{"label":"49 minutes, 54 seconds"}},"simpleText":"49:54"},"style":"DEFAULT"}},{"thumbnailOverlayToggleButtonRenderer":{"isToggled":false,"untoggledIcon":{"iconType":"WATCH_LATER"},"toggledIcon":{"iconType":"CHECK"},"untoggledTooltip":"Watch later","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CJoBEPnnAxgDIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"addedVideoId":"q7kf1YNBUOc","action":"ACTION_ADD_VIDEO"}]}},"toggledServiceEndpoint":{"clickTrackingParams":"CJoBEPnnAxgDIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"action":"ACTION_REMOVE_VIDEO_BY_VIDEO_ID","removedVideoId":"q7kf1YNBUOc"}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Watch later"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CJoBEPnnAxgDIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayToggleButtonRenderer":{"untoggledIcon":{"iconType":"ADD_TO_QUEUE_TAIL"},"toggledIcon":{"iconType":"PLAYLIST_ADD_CHECK"},"untoggledTooltip":"Add to queue","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CJkBEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CJkBEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"q7kf1YNBUOc","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CJkBEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["q7kf1YNBUOc"],"params":"CAQ%3D"}},"videoIds":["q7kf1YNBUOc"]}}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Add to queue"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CJkBEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayNowPlayingRenderer":{"text":{"runs":[{"text":"Now playing"}]}}}],"accessibility":{"accessibilityData":{"label":"The Creation of the First Modern Submarine | FD Engineering - 49 minutes - Go to channel - Free Documentary - Engineering - 5.8K views - 3 days ago - play video"}},"richThumbnail":{"movingThumbnailRenderer":{"movingThumbnailDetails":{"thumbnails":[{"url":"https://i.ytimg.com/an_webp/q7kf1YNBUOc/mqdefault_6s.webp?du=3000 sqp=CJ26zb0G rs=AOn4CLDojy0Z6y9W0PZ9FdFpygKvpiG2mw","width":320,"height":180}],"logAsMovingThumbnail":true},"enableHoveredLogging":true,"enableOverlay":true}}}},{"compactVideoRenderer":{"videoId":"Fr7s3-HPCOY","thumbnail":{"thumbnails":[{"url":"https://i.ytimg.com/vi/Fr7s3-HPCOY/hqdefault.jpg?sqp=-oaymwE1CKgBEF5IVfKriqkDKAgBFQAAiEIYAXABwAEG8AEB-AH-CYAC0AWKAgwIABABGGUgZShlMA8= rs=AOn4CLALrhjB7NZh0Vuf5VguJs5m6Dp2eQ","width":168,"height":94},{"url":"https://i.ytimg.com/vi/Fr7s3-HPCOY/hqdefault.jpg?sqp=-oaymwE2CNACELwBSFXyq4qpAygIARUAAIhCGAFwAcABBvABAfgB_gmAAtAFigIMCAAQARhlIGUoZTAP rs=AOn4CLCJnZJpK5jFneOt6vEcAIZfElZghw","width":336,"height":188}]},"title":{"accessibility":{"accessibilityData":{"label":"Retrofitting and Rehabilitation of Civil Infrastructure, 3rd week TA class [9th February 2025] by SAURAV KUMARSAIKIA 37 views 7 days ago 4 hours, 20 minutes"}},"simpleText":"Retrofitting and Rehabilitation of Civil Infrastructure, 3rd week TA class [9th February 2025]"},"longBylineText":{"runs":[{"text":"SAURAV KUMARSAIKIA","navigationEndpoint":{"clickTrackingParams":"CJIBEKQwGAMiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@sauravkumarsaikia9623","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCpchNU7GBMlkStFvFDg3cYg","canonicalBaseUrl":"/@sauravkumarsaikia9623"}}}]},"publishedTimeText":{"simpleText":"7 days ago"},"viewCountText":{"simpleText":"37 views"},"lengthText":{"accessibility":{"accessibilityData":{"label":"4 hours, 20 minutes, 52 seconds"}},"simpleText":"4:20:52"},"navigationEndpoint":{"clickTrackingParams":"CJIBEKQwGAMiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWRIoLjLvPSq-u0emgEFCAEQ-B0=","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=Fr7s3-HPCOY","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"Fr7s3-HPCOY","nofollow":true,"watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr2---sn-nv47znee.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=16beecdfe1cf08e6 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=1010000 mt=1739813339 oweuc="}}}}},"shortBylineText":{"runs":[{"text":"SAURAV KUMARSAIKIA","navigationEndpoint":{"clickTrackingParams":"CJIBEKQwGAMiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@sauravkumarsaikia9623","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCpchNU7GBMlkStFvFDg3cYg","canonicalBaseUrl":"/@sauravkumarsaikia9623"}}}]},"channelThumbnail":{"thumbnails":[{"url":"https://yt3.ggpht.com/ytc/AIdro_meLtS1C8gl1i7ctdw977aqXq65ZlRYz3nJcpNHxhajLNpRpb2AVHlBghoDuIef2xu6gQ=s68-c-k-c0x00ffffff-no-rj","width":68,"height":68}]},"trackingParams":"CJIBEKQwGAMiEwiUuNT8nsuLAxVZ5EIFHYZnC1ZA5pG8jv6bu98W","shortViewCountText":{"accessibility":{"accessibilityData":{"label":"37 views"}},"simpleText":"37 views"},"menu":{"menuRenderer":{"items":[{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Add to queue"}]},"icon":{"iconType":"ADD_TO_QUEUE_TAIL"},"serviceEndpoint":{"clickTrackingParams":"CJYBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CJYBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"Fr7s3-HPCOY","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CJYBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["Fr7s3-HPCOY"],"params":"CAQ%3D"}},"videoIds":["Fr7s3-HPCOY"],"videoCommand":{"clickTrackingParams":"CJYBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=Fr7s3-HPCOY","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"Fr7s3-HPCOY","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr2---sn-nv47znee.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=16beecdfe1cf08e6 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=1010000 mt=1739813339 oweuc="}}}}}}},{"clickTrackingParams":"CJYBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","openPopupAction":{"popup":{"notificationActionRenderer":{"responseText":{"simpleText":"Added to queue"},"trackingParams":"CJcBELlqIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},"popupType":"TOAST"}}]}},"trackingParams":"CJYBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Share"}]},"icon":{"iconType":"SHARE"},"serviceEndpoint":{"clickTrackingParams":"CJIBEKQwGAMiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/share/get_share_panel"}},"shareEntityServiceEndpoint":{"serializedShareEntity":"CgtGcjdzMy1IUENPWQ%3D%3D","commands":[{"clickTrackingParams":"CJIBEKQwGAMiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","openPopupAction":{"popup":{"unifiedSharePanelRenderer":{"trackingParams":"CJUBEI5iIhMIlLjU_J7LiwMVWeRCBR2GZwtW","showLoadingSpinner":true}},"popupType":"DIALOG","beReused":true}}]}},"trackingParams":"CJIBEKQwGAMiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","hasSeparator":true}}],"trackingParams":"CJIBEKQwGAMiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","accessibility":{"accessibilityData":{"label":"Action menu"}}}},"thumbnailOverlays":[{"thumbnailOverlayTimeStatusRenderer":{"text":{"accessibility":{"accessibilityData":{"label":"4 hours, 20 minutes, 52 seconds"}},"simpleText":"4:20:52"},"style":"DEFAULT"}},{"thumbnailOverlayToggleButtonRenderer":{"isToggled":false,"untoggledIcon":{"iconType":"WATCH_LATER"},"toggledIcon":{"iconType":"CHECK"},"untoggledTooltip":"Watch later","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CJQBEPnnAxgBIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"addedVideoId":"Fr7s3-HPCOY","action":"ACTION_ADD_VIDEO"}]}},"toggledServiceEndpoint":{"clickTrackingParams":"CJQBEPnnAxgBIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"action":"ACTION_REMOVE_VIDEO_BY_VIDEO_ID","removedVideoId":"Fr7s3-HPCOY"}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Watch later"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CJQBEPnnAxgBIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayToggleButtonRenderer":{"untoggledIcon":{"iconType":"ADD_TO_QUEUE_TAIL"},"toggledIcon":{"iconType":"PLAYLIST_ADD_CHECK"},"untoggledTooltip":"Add to queue","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CJMBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CJMBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"Fr7s3-HPCOY","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CJMBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["Fr7s3-HPCOY"],"params":"CAQ%3D"}},"videoIds":["Fr7s3-HPCOY"]}}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Add to queue"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CJMBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayNowPlayingRenderer":{"text":{"runs":[{"text":"Now playing"}]}}}],"accessibility":{"accessibilityData":{"label":"Retrofitting and Rehabilitation of Civil Infrastructure, 3rd week TA class [9th February 2025] - 4 hours, 20 minutes - Go to channel - SAURAV KUMARSAIKIA - 37 views - 7 days ago - play video"}},"richThumbnail":{"movingThumbnailRenderer":{"enableHoveredLogging":true,"enableOverlay":true}}}},{"compactVideoRenderer":{"videoId":"9dNv9tH0dkU","thumbnail":{"thumbnails":[{"url":"https://i.ytimg.com/vi/9dNv9tH0dkU/hqdefault.jpg?sqp=-oaymwEbCKgBEF5IVfKriqkDDggBFQAAiEIYAXABwAEG rs=AOn4CLB0eC5nq8v4TPsvLFOzd6OLgBb9uA","width":168,"height":94},{"url":"https://i.ytimg.com/vi/9dNv9tH0dkU/hqdefault.jpg?sqp=-oaymwEcCNACELwBSFXyq4qpAw4IARUAAIhCGAFwAcABBg== rs=AOn4CLDNRnLGlnXHBI4THmKLJnklb4ddhw","width":336,"height":188}]},"title":{"accessibility":{"accessibilityData":{"label":"JD Vance goes after European allies in Munich Security Conference speech | DW News by DW News 1,112,582 views 3 days ago 32 minutes"}},"simpleText":"JD Vance goes after European allies in Munich Security Conference speech | DW News"},"longBylineText":{"runs":[{"text":"DW News","navigationEndpoint":{"clickTrackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@dwnews","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCknLrEdhRCp1aegoMqRaCZg","canonicalBaseUrl":"/@dwnews"}}}]},"publishedTimeText":{"simpleText":"3 days ago"},"viewCountText":{"simpleText":"1,112,582 views"},"lengthText":{"accessibility":{"accessibilityData":{"label":"32 minutes, 20 seconds"}},"simpleText":"32:20"},"navigationEndpoint":{"clickTrackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWRIoLjLvPSq-u0emgEFCAEQ-B0=","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=9dNv9tH0dkU","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"9dNv9tH0dkU","nofollow":true,"watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr1---sn-nv47znee.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=f5d36ff6d1f47645 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=1010000 mt=1739813339 oweuc="}}}}},"shortBylineText":{"runs":[{"text":"DW News","navigationEndpoint":{"clickTrackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@dwnews","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCknLrEdhRCp1aegoMqRaCZg","canonicalBaseUrl":"/@dwnews"}}}]},"badges":[{"metadataBadgeRenderer":{"style":"BADGE_STYLE_TYPE_SIMPLE","label":"New","trackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y="}}],"channelThumbnail":{"thumbnails":[{"url":"https://yt3.ggpht.com/NSOdTQTWlqMy8O_j32dx-ftfTCHMOt04Hm7KZ4pfAK6-eQzQSZMWvvss90kG8KQfJ7iNP3phyA=s68-c-k-c0x00ffffff-no-rj","width":68,"height":68}]},"ownerBadges":[{"metadataBadgeRenderer":{"icon":{"iconType":"CHECK_CIRCLE_THICK"},"style":"BADGE_STYLE_TYPE_VERIFIED","tooltip":"Verified","trackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","accessibilityData":{"label":"Verified"}}}],"trackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1ZAxezRj-3-2-n1AQ==","shortViewCountText":{"accessibility":{"accessibilityData":{"label":"1.1 million views"}},"simpleText":"1.1M views"},"menu":{"menuRenderer":{"items":[{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Add to queue"}]},"icon":{"iconType":"ADD_TO_QUEUE_TAIL"},"serviceEndpoint":{"clickTrackingParams":"CJABEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CJABEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"9dNv9tH0dkU","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CJABEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["9dNv9tH0dkU"],"params":"CAQ%3D"}},"videoIds":["9dNv9tH0dkU"],"videoCommand":{"clickTrackingParams":"CJABEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=9dNv9tH0dkU","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"9dNv9tH0dkU","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr1---sn-nv47znee.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=f5d36ff6d1f47645 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=1010000 mt=1739813339 oweuc="}}}}}}},{"clickTrackingParams":"CJABEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW","openPopupAction":{"popup":{"notificationActionRenderer":{"responseText":{"simpleText":"Added to queue"},"trackingParams":"CJEBELlqIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},"popupType":"TOAST"}}]}},"trackingParams":"CJABEP6YBBgIIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Share"}]},"icon":{"iconType":"SHARE"},"serviceEndpoint":{"clickTrackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/share/get_share_panel"}},"shareEntityServiceEndpoint":{"serializedShareEntity":"Cgs5ZE52OXRIMGRrVQ%3D%3D","commands":[{"clickTrackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","openPopupAction":{"popup":{"unifiedSharePanelRenderer":{"trackingParams":"CI8BEI5iIhMIlLjU_J7LiwMVWeRCBR2GZwtW","showLoadingSpinner":true}},"popupType":"DIALOG","beReused":true}}]}},"trackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","hasSeparator":true}}],"trackingParams":"CIwBEKQwGAQiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","accessibility":{"accessibilityData":{"label":"Action menu"}}}},"thumbnailOverlays":[{"thumbnailOverlayTimeStatusRenderer":{"text":{"accessibility":{"accessibilityData":{"label":"32 minutes, 20 seconds"}},"simpleText":"32:20"},"style":"DEFAULT"}},{"thumbnailOverlayToggleButtonRenderer":{"isToggled":false,"untoggledIcon":{"iconType":"WATCH_LATER"},"toggledIcon":{"iconType":"CHECK"},"untoggledTooltip":"Watch later","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CI4BEPnnAxgDIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"addedVideoId":"9dNv9tH0dkU","action":"ACTION_ADD_VIDEO"}]}},"toggledServiceEndpoint":{"clickTrackingParams":"CI4BEPnnAxgDIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"action":"ACTION_REMOVE_VIDEO_BY_VIDEO_ID","removedVideoId":"9dNv9tH0dkU"}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Watch later"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CI4BEPnnAxgDIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayToggleButtonRenderer":{"untoggledIcon":{"iconType":"ADD_TO_QUEUE_TAIL"},"toggledIcon":{"iconType":"PLAYLIST_ADD_CHECK"},"untoggledTooltip":"Add to queue","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CI0BEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CI0BEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"9dNv9tH0dkU","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CI0BEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["9dNv9tH0dkU"],"params":"CAQ%3D"}},"videoIds":["9dNv9tH0dkU"]}}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Add to queue"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CI0BEMfsBBgEIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayNowPlayingRenderer":{"text":{"runs":[{"text":"Now playing"}]}}}],"accessibility":{"accessibilityData":{"label":"JD Vance goes after European allies in Munich Security Conference speech | DW News - 32 minutes - Go to channel - DW News - 1.1M views - 3 days ago - play video"}},"richThumbnail":{"movingThumbnailRenderer":{"movingThumbnailDetails":{"thumbnails":[{"url":"https://i.ytimg.com/an_webp/9dNv9tH0dkU/mqdefault_6s.webp?du=3000 sqp=CIK_zb0G rs=AOn4CLCLsvVm_zFY5i8s3y3OEV1jjDEhnQ","width":320,"height":180}],"logAsMovingThumbnail":true},"enableHoveredLogging":true,"enableOverlay":true}}}},{"compactVideoRenderer":{"videoId":"0kkRI3kKmWs","thumbnail":{"thumbnails":[{"url":"https://i.ytimg.com/vi/0kkRI3kKmWs/hqdefault.jpg?sqp=-oaymwEbCKgBEF5IVfKriqkDDggBFQAAiEIYAXABwAEG rs=AOn4CLCVWI4IkmAGK8essGh1lXoKy440PA","width":168,"height":94},{"url":"https://i.ytimg.com/vi/0kkRI3kKmWs/hqdefault.jpg?sqp=-oaymwEcCNACELwBSFXyq4qpAw4IARUAAIhCGAFwAcABBg== rs=AOn4CLDh4NMoWjWWJK3ujgIO3Wot0ySALg","width":336,"height":188}]},"title":{"accessibility":{"accessibilityData":{"label":"AIR POLLUTION - METEOROLOGY? by WHAT? 615 views 1 year ago 3 minutes, 20 seconds"}},"simpleText":"AIR POLLUTION - METEOROLOGY?"},"longBylineText":{"runs":[{"text":"WHAT?","navigationEndpoint":{"clickTrackingParams":"CIYBEKQwGAUiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@wha__t","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCvsUKQ0TkTe29Dce52JtSLw","canonicalBaseUrl":"/@wha__t"}}}]},"publishedTimeText":{"simpleText":"1 year ago"},"viewCountText":{"simpleText":"615 views"},"lengthText":{"accessibility":{"accessibilityData":{"label":"3 minutes, 20 seconds"}},"simpleText":"3:20"},"navigationEndpoint":{"clickTrackingParams":"CIYBEKQwGAUiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWRIoLjLvPSq-u0emgEFCAEQ-B0=","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=0kkRI3kKmWs","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"0kkRI3kKmWs","nofollow":true,"watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr4---sn-uxaxiv0nxx5q-nv4l.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=d2491123790a996b ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=521250 mt=1739813339 oweuc="}}}}},"shortBylineText":{"runs":[{"text":"WHAT?","navigationEndpoint":{"clickTrackingParams":"CIYBEKQwGAUiEwiUuNT8nsuLAxVZ5EIFHYZnC1YyB3JlbGF0ZWQ=","commandMetadata":{"webCommandMetadata":{"url":"/@wha__t","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCvsUKQ0TkTe29Dce52JtSLw","canonicalBaseUrl":"/@wha__t"}}}]},"channelThumbnail":{"thumbnails":[{"url":"https://yt3.ggpht.com/V57xFRux70_1O9DK7PpIAdyJpRHtuJywIAiN7xOUMJcGGC9l0vdtryeSN53nmXrPQ5ggK_azlA=s68-c-k-c0x00ffffff-no-rj","width":68,"height":68}]},"trackingParams":"CIYBEKQwGAUiEwiUuNT8nsuLAxVZ5EIFHYZnC1ZA67KqyLekxKTSAQ==","shortViewCountText":{"accessibility":{"accessibilityData":{"label":"615 views"}},"simpleText":"615 views"},"menu":{"menuRenderer":{"items":[{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Add to queue"}]},"icon":{"iconType":"ADD_TO_QUEUE_TAIL"},"serviceEndpoint":{"clickTrackingParams":"CIoBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CIoBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"0kkRI3kKmWs","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CIoBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["0kkRI3kKmWs"],"params":"CAQ%3D"}},"videoIds":["0kkRI3kKmWs"],"videoCommand":{"clickTrackingParams":"CIoBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=0kkRI3kKmWs","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"0kkRI3kKmWs","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr4---sn-uxaxiv0nxx5q-nv4l.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=d2491123790a996b ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=521250 mt=1739813339 oweuc="}}}}}}},{"clickTrackingParams":"CIoBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW","openPopupAction":{"popup":{"notificationActionRenderer":{"responseText":{"simpleText":"Added to queue"},"trackingParams":"CIsBELlqIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},"popupType":"TOAST"}}]}},"trackingParams":"CIoBEP6YBBgFIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"menuServiceItemRenderer":{"text":{"runs":[{"text":"Share"}]},"icon":{"iconType":"SHARE"},"serviceEndpoint":{"clickTrackingParams":"CIYBEKQwGAUiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/share/get_share_panel"}},"shareEntityServiceEndpoint":{"serializedShareEntity":"Cgswa2tSSTNrS21Xcw%3D%3D","commands":[{"clickTrackingParams":"CIYBEKQwGAUiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","openPopupAction":{"popup":{"unifiedSharePanelRenderer":{"trackingParams":"CIkBEI5iIhMIlLjU_J7LiwMVWeRCBR2GZwtW","showLoadingSpinner":true}},"popupType":"DIALOG","beReused":true}}]}},"trackingParams":"CIYBEKQwGAUiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","hasSeparator":true}}],"trackingParams":"CIYBEKQwGAUiEwiUuNT8nsuLAxVZ5EIFHYZnC1Y=","accessibility":{"accessibilityData":{"label":"Action menu"}}}},"thumbnailOverlays":[{"thumbnailOverlayTimeStatusRenderer":{"text":{"accessibility":{"accessibilityData":{"label":"3 minutes, 20 seconds"}},"simpleText":"3:20"},"style":"DEFAULT"}},{"thumbnailOverlayToggleButtonRenderer":{"isToggled":false,"untoggledIcon":{"iconType":"WATCH_LATER"},"toggledIcon":{"iconType":"CHECK"},"untoggledTooltip":"Watch later","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CIgBEPnnAxgBIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"addedVideoId":"0kkRI3kKmWs","action":"ACTION_ADD_VIDEO"}]}},"toggledServiceEndpoint":{"clickTrackingParams":"CIgBEPnnAxgBIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"action":"ACTION_REMOVE_VIDEO_BY_VIDEO_ID","removedVideoId":"0kkRI3kKmWs"}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Watch later"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CIgBEPnnAxgBIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayToggleButtonRenderer":{"untoggledIcon":{"iconType":"ADD_TO_QUEUE_TAIL"},"toggledIcon":{"iconType":"PLAYLIST_ADD_CHECK"},"untoggledTooltip":"Add to queue","toggledTooltip":"Added","untoggledServiceEndpoint":{"clickTrackingParams":"CIcBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CIcBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"0kkRI3kKmWs","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CIcBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["0kkRI3kKmWs"],"params":"CAQ%3D"}},"videoIds":["0kkRI3kKmWs"]}}]}},"untoggledAccessibility":{"accessibilityData":{"label":"Add to queue"}},"toggledAccessibility":{"accessibilityData":{"label":"Added"}},"trackingParams":"CIcBEMfsBBgCIhMIlLjU_J7LiwMVWeRCBR2GZwtW"}},{"thumbnailOverlayNowPlayingRenderer":{"text":{"runs":[{"text":"Now playing"}]}}}],"accessibility":{"accessibilityData":{"label":"AIR POLLUTION - METEOROLOGY? - 3 minutes, 20 seconds - Go to channel - WHAT? - 615 views - 1 year ago - play video"}},"richThumbnail":{"movingThumbnailRenderer":{"enableHoveredLogging":true,"enableOverlay":true}}}},{"lockupViewModel":{"contentImage":{"collectionThumbnailViewModel":{"primaryThumbnail":{"thumbnailViewModel":{"image":{"sources":[{"url":"https://i.ytimg.com/vi/Ro6yS9uz76U/hqdefault.jpg?sqp=-oaymwEWCKgBEF5IWvKriqkDCQgBFQAAiEIYAQ== rs=AOn4CLBnz1Sxp5N6tdj0OuyMGfIJZujIdA","width":168,"height":94},{"url":"https://i.ytimg.com/vi/Ro6yS9uz76U/hqdefault.jpg?sqp=-oaymwEXCNACELwBSFryq4qpAwkIARUAAIhCGAE= rs=AOn4CLD-uDjmi_B_KIM_7wPMwt06oGXaJQ","width":336,"height":188}]},"overlays":[{"thumbnailOverlayBadgeViewModel":{"thumbnailBadges":[{"thumbnailBadgeViewModel":{"icon":{"sources":[{"clientResource":{"imageName":"PLAYLISTS"}}]},"text":"65 videos","badgeStyle":"THUMBNAIL_OVERLAY_BADGE_STYLE_DEFAULT","backgroundColor":{"lightTheme":3346192,"darkTheme":3346192}}}],"position":"THUMBNAIL_OVERLAY_BADGE_POSITION_BOTTOM_END"}},{"thumbnailHoverOverlayViewModel":{"icon":{"sources":[{"clientResource":{"imageName":"PLAY_ALL"}}]},"text":{"content":"Play all","styleRuns":[{"startIndex":0,"length":8}]},"style":"THUMBNAIL_HOVER_OVERLAY_STYLE_COVER"}}],"backgroundColor":{"lightTheme":5839644,"darkTheme":5839644}}},"stackColor":{"lightTheme":10054508,"darkTheme":9664118}}},"metadata":{"lockupMetadataViewModel":{"title":{"content":"Railway Engineering"},"metadata":{"contentMetadataViewModel":{"metadataRows":[{"metadataParts":[{"text":{"content":"IIT Roorkee July 2018

#############################

New on site