50405: Programmable Chat: Invalid last consumption timestamp formatPositive FeedbackNegative FeedbackERROR: 50405error-50405 page anchorPositive FeedbackNegative FeedbackPROGRAMMABLE CHATERROR Programmable Chat: Invalid last consumption timestamp formatprogrammable-chat-invalid-last-consumption-timestamp-format page anchorPositive FeedbackNegative Feedback Possible Causespossible-causes page anchorPositive FeedbackNegative Feedback Request does not contain correctly formatted parameter for last consumption timestamp Possible Solutionspossible-solutions page anchorPositive FeedbackNegative Feedback Confirm a valid parameter is passed in request.