If found, identifier of the chat to which the link points, 0 otherwise.
Optional
for_True, if the whole media album to which the message belongs is linked.
Optional
is_True, if the link is a public link for a message or a forum topic in a chat.
Timestamp from which the video/audio/video note/voice note/story playing must start, in seconds; 0 if not specified. The media can be in the message content or in its link preview.
If found, the linked message; may be null.
If found, identifier of the message thread in which to open the message, or a forum topic to open if the message is missing.
Contains information about a link to a message or a forum topic in a chat.