50509: Programmable Chat: Media message body cannot be updatedPositive FeedbackNegative FeedbackERROR: 50509error-50509 page anchorPositive FeedbackNegative FeedbackPROGRAMMABLE CHATERROR Error - 50509error---50509 page anchorPositive FeedbackNegative Feedback Programmable Chat: Media message body update not allowedprogrammable-chat-media-message-body-update-not-allowed page anchorPositive FeedbackNegative Feedback Possible Causespossible-causes page anchor Media message body cannot be updated.