WeChat.MiniProgram.Live.Room.get_push_url

You're seeing just the function get_push_url, go back to WeChat.MiniProgram.Live.Room module for more information.
Link to this function

get_push_url(client, room_id)

Specs

get_push_url(WeChat.client(), room_id()) :: WeChat.response()

获取直播间推流地址 - 官方文档