For Neople :)
Is there a specific app this action is for?
Gorgias

Please provide a link to the relevant API docs for the specific service / operation.

list messages of a ticket -> https://developers.gorgias.com/reference/list-ticket-messages
get ticket message -> https://developers.gorgias.com/reference/get-ticket-message
list message -> https://developers.gorgias.com/reference/list-messages