I have try the Youtube data API for the Videos and LiveChatMessages endpoints, but I found that the liveBroadcastContent is get a none value for every old live stream Videos call, which is required for the LiveChatMessages call. Anyone know how to achieve that?
Ref. API page:https://developers.google.com/youtube/v3/docs/videos/listhttps://developers.google.com/youtube/v3/live/docs/liveChatMessages/list