Function set_chat_message_auto_delete_time 

pub async fn set_chat_message_auto_delete_time(
    chat_id: i64,
    message_auto_delete_time: i32,
    client_id: i32,
) -> Result<(), Error>

Changes the message auto-delete or self-destruct (for secret chats) time in a chat. Requires change_info administrator right in basic groups, supergroups and channels Message auto-delete time can’t be changed in a chat with the current user (Saved Messages) and the chat 777000 (Telegram).

Arguments

• chat_id - Chat identifier
• message_auto_delete_time - New time value, in seconds; unless the chat is secret, it must be from 0 up to 365 * 86400 and be divisible by 86400. If 0, then messages aren’t deleted automatically
• client_id - The client id to send the request to