{"error":{"message":"No chat key was found","code":200}}

Uncaught exception on handleGeneric: Exception: No chat key was found in /home/priorit/public_html/chatapi/classes/Chat.php:63
    Stack trace:
    #0 /home/priorit/public_html/chatapi/classes/Chat.php(45): Chat->handleChat()
    #1 /home/priorit/public_html/chatapi/RestController.php(62): Chat::{closure}(Object(HandlerContext))
    #2 /home/priorit/public_html/chatapi/RestController.php(51): handleGeneric('{"request":{"de...', 'chat', Object(Closure), 'POST chat', 1777250224.2264, true, false)
    #3 {main}