auth token.from_iban with the IBAN of your assigned source accountGET /banking/accounts). It is validated against the integration'sbank_account_not_found.200 and "status": "error" in the body.curl --location 'https://sandbox.cryptopocket.io/api/banking/accounts/transfer' \
--header 'auth: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"name": "Juan",
"surname": "Pérez García",
"concept": "Invoice 2026-0042",
"amount": 150.5,
"from_iban": "ES7620770024003102575766",
"iban": "ES9121000418450200051332",
"external_id": "partner-tx-20260807-001",
"currency": "eur"
}'{
"status": "ok",
"data": {
"transaction_id": "140000069815662131260703014006046109",
"type": "OUT",
"amount": 150.5,
"currency": "EUR",
"date": "2026-08-07T12:30:00+00:00",
"description": "Invoice 2026-0042",
"status": "pending",
"from_bank": "bbva",
"to_name": "Juan Pérez García",
"to_account": "ES9121000418450200051332",
"external_id": "partner-tx-20260807-001"
}
}