SMS-4002
The mobile operator refused the sender name
Why it happens
The mobile operator did not accept sending under this sender name: it may not be active with the operator yet, or it was stopped. The operator’s full message is in the technical details.
What to do
Send these details to Rabt support so the team checks the sender name’s registration with the operators, or send under another approved sender name.
- HTTP status
- 422
- Retrying does not help