50406: Programmable Chat: Invalid last consumed message index formatPositive FeedbackNegative FeedbackERROR: 50406error-50406 page anchorPositive FeedbackNegative FeedbackPROGRAMMABLE CHATERROR Error - 50406error---50406 page anchorPositive FeedbackNegative Feedback Programmable Chat: Invalid last consumed message index formatprogrammable-chat-invalid-last-consumed-message-index-format page anchorPositive FeedbackNegative Feedback Possible Causespossible-causes page anchor Request does not contain correctly formatted parameter for last consumed message index Possible Solutionspossible-solutions page anchor Confirm a valid parameter is passed in request.