Email Response codes
To analyse the notification responses, consider these response codes.
- 0: UNKNOWN
- 1: LINK CLICK
- 2: MAIL OPEN
- 3: SEND FAILURE
- 4: MAIL DEPRECATED
- 5: INBOUND EMAIL (currently not used)
- 6: HARD BOUNCE
- 7: SOFT BOUNCE
- 8: ISP FEEDBACK
- 9: OUT OF OFFICE
- 10: UNSUBSCRIBE
- 11: TECHNICAL ISSUE
- 12: CHALLENGERESPONSE
- 13: ADDRESS CHANGE
- 14: LANDING PAGE