externalAccountId Tanda returns, and pay them later by sending just that ID. In the API, beneficiaries are called external accounts, which is why the endpoints live under /api/b2b/external-accounts.
Save a beneficiary
Call Create beneficiary withtype: "payout", the destination and the payout details. Check the details with Account resolver first.
Response
data.id against the recipient in your system. That’s the externalAccountId.
You can also save a customer you charge often, with
type: "deposit" and firstName, lastName and phoneNumber in payload. Pass the ID as externalAccountId on a mobile money charge.Pay a beneficiary
Manage beneficiaries
When a recipient changes their bank or number, update the existing beneficiary rather than creating a new one, and delete beneficiaries you no longer pay.

