AcknowledgementOverviewThis message is used to indicate whether PKB received your message successfully or not. There is 1 success code (AA) and 2 error codes (AR or AE) that can be returned in MSA-1.1. Definition
ExamplesPKB will respond with an ACK message; there are three possible acknowledgement codes.AA: Message received successfully. MSH|^~\&|HL7API|PKB|App|SendingInst|20190201102500+0000||ACK^R01|PKB-20190201102500+0000|P|2.4|||||||| MSA|AA|messageID|| AR: Message rejected due to validation errors (detail included).
MSH|^~\&;|HL7API|PKB|App|SendingInst|20190201112500+0000||ACK^R01|PKB-20190201112500+0000|P|2.4|||||||| MSA|AR|messageID|Parsing or validation error: OBR[1].OBX[2]: No observation timestamp in OBX or OBR| AE: Unexpected error during processing (usually due to a severely malformed message).
MSH|^~\&;|HL7API|PKB|App|SendingInst|20190201122500+0000||ACK^R01|PKB-20190201122500+0000|P|2.4|||||||| MSA|AE|messageId|Unexpected error while processing: null| |