MESSAGING_SENDER_NOT_AUTHORIZED
403authThe sender is not authorized for this account link.
Cause
The authenticated biller does not own the active account link, or a fintech credential attempted to send as a biller.
How to fix it
Use the biller portal credential associated with an active account link. Fintech API keys cannot send biller messages.
Example response
403 MESSAGING_SENDER_NOT_AUTHORIZED
JSON
{
"error_code": "MESSAGING_SENDER_NOT_AUTHORIZED",
"error_type": "auth",
"error_message": "The sender is not authorized for this account link.",
"hint": "Use the biller portal credential associated with an active account link. Fintech API keys cannot send biller messages.",
"docs_url": "https://docs.billerapi.com/errors/MESSAGING_SENDER_NOT_AUTHORIZED",
"request_id": "d94f5e2a-8c3b-4f1e-9a7d-6b2c1e0f8a34"
}Related
- Error handling — the error envelope shape and how to parse it
- Error code reference — every stable error code
Canonical docs URL: https://docs.billerapi.com/errors/MESSAGING_SENDER_NOT_AUTHORIZED
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