Supported Payment Methods & Payload Requirements
Payment Flow: How It Works
Deposits (Collections)
- Initiation: Submit a signed POST request to the Unified Collections endpoint with
country_id: 8,currency: "RWF",amount,payment_method_type("mtn"or"airtel"), and the customer’s phone number inmobile(format:250XXXXXXXXX). - Handset Authorization: The customer receives a prompt on their handset to enter their PIN and authorize the debit.
- Initial Response: Niobi returns an acknowledgement (
payment_step: 1) containing the assigneddepositId. - Callback Confirmation: Once authorized, Niobi delivers an asynchronous webhook callback (
payment_step: 2,status: "success") to yourcallback_url.
Payouts (Disbursements)
When initiating a payout to Rwanda via the Unified Payments endpoint, pass the appropriatepayment_method_type and its corresponding parameters:
- MTN MoMo: Pass
payment_method_type: "mtn"with anmtnarray containingphone_number. - Airtel Money: Pass
payment_method_type: "Airtel"with anAirtelarray containingphone_number.
Sample Requests & Responses
MTN MoMo Deposit Request
Deposit Response (Initiation)
Payout Request (MTN MoMo)
Payout Response (Initiation)
Webhook/Callback Examples
Successful Deposit Callback
Successful Payout Callback
Try it
Try it: POST /api/v4/niobi-unified-collections
Collections API reference for Rwanda deposits.
Try it: POST /api/v4/niobi-unified-payments
Payments API reference for Rwanda payouts.


