API Reference
Bills purchase notification
Sent to your subscription URL when any VAS purchase (airtime/data/electricity/cable/betting)
succeeds or fails. Verify the X-Numero-Signature header (HMAC-SHA256 of the raw body,
keyed by your subscriptionβs signing secret) before trusting the payload.
WEBHOOK
Authorizations
Your business API key (live_key_...). Issued on approval; managed in Dashboard β Settings β Developer.
Body
application/json
Response
200
Acknowledge receipt with 2xx.
Generic verification (by product code)Transfer notification funding notification payout notification