API interface:

https://graph.facebook.com/v20.0/376710028861461/conversations?fields=id,participants,messages{id,from,message,to,attachments{id,image_data,name,video_data,file_url},shares{id,name,link,description,template},created_time},can_reply,message_count,unread_count,updated_time&platform=messenger&access_token=EAA********mlBQeEkId8B02vaP0

Why do some accounts have the same interface to access the message on the public homepage Can't get it?

{ "data": [

] }