Hello there,
I’m using ZCC to do sendSMS to our customer now and I meet the following issues 4 times and I can’t find related info on developer docs. Could you help to explain this error message? Thanks.
1, Call sendSMS API and got success (user number masked):
2025-06-26T20:10:47.886837413Z - send SMS response: [{“success”:true,“message_id”:“IQ-jPUf4wHPROekPRfDlyOmQw”,“consumer_number”:“+1480431XXXX”,“contact_center_number”:“+1385352XXXX”}]
2, then my webhook receive undelivered with reason “id:862758075 sub:001 dlvrd:001 submit date:2506262010 done date:2506262010 stat:UNDELIV err:322”:
{
“event” : “contact_center.sms_status”,
“payload” : {
“account_id” : “WNZuuM-XXXX”,
“object” : {
“message_id” : “IQ-jPUf4wHPROekPRfDlyOmQw”,
“contact_center_number” : “+1385352XXXX”,
“consumer_number” : “+1480431XXXX”,
“status” : “undelivered”,
“reason” : “id:862758075 sub:001 dlvrd:001 submit date:2506262010 done date:2506262010 stat:UNDELIV err:322 text:Hey WILLIAM, it’s Zo”,
“date_time_ms” : “2025-06-26T20:10:49.597Z”
}
},
“event_ts” : 1750968649598
}