MerchantTransaction

Lean merchant-facing transaction. GET invoice may include extra diagnostic
fields; webhooks only send this shape. Use fees.customer_total and
fees.merchant_net — not internal rates.

{
    "id": 42,
    "uuid": "a3f1c8e2-4b5d-4e6f-8a9b-1c2d3e4f5a6b",
    "invoice_id": "7c9e6679-7425-40de-944b-e07fc1f90ae7",
    "provider": "vodafone_cash",
    "status": "verified",
    "currency": "EGP",
    "amount": "100.00",
    "received_amount": "100.00",
    "sender_identifier": "ahmed@instapay",
    "sender_name": "Ahmed Ali",
    "reference": "123456789",
    "is_flagged": false,
    "flag_reason": "amount_mismatch",
    "fees": {
        "customer_total": "103.00",
        "merchant_net": "100.00"
    },
    "matched_at": "2026-08-17T10:12:00+00:00",
    "created_at": "2026-08-17T10:05:00+00:00"
}