Reading a message and not replying is considered rude but I don't want to reply to everything right away especially if it takes a lot of time to reply. I would

Reading a message and not replying is considered rude but I don't want to reply to everything right away especially if it takes a lot of time to reply. I would rather there just be a thumbs up button on the screen so I can say I have read the message and do not intend to reply.