{
  "request": {
    "method": "POST",
    "url": "https://api.stitch.money/graphql",
    "headers": {
      "Authorization": "Bearer YOUR_ACCESS_TOKEN",
      "Content-Type": "application/json"
    },
    "body": {
      "query": "mutation InitiatePayment($input: PaymentInitiationRequestInput!) { clientPaymentInitiationRequestCreate(input: $input) { paymentInitiationRequest { id url status amount { quantity currency } } } }",
      "variables": {
        "input": {
          "amount": { "quantity": "250.00", "currency": "ZAR" },
          "payerReference": "Order-98765",
          "beneficiaryReference": "Order-98765",
          "merchant": "merchant-id-abc"
        }
      }
    }
  },
  "response": {
    "status": 200,
    "body": {
      "data": {
        "clientPaymentInitiationRequestCreate": {
          "paymentInitiationRequest": {
            "id": "pay-req-abc123def456",
            "url": "https://pay.stitch.money/pay-req-abc123def456",
            "status": "Pending",
            "amount": {
              "quantity": "250.00",
              "currency": "ZAR"
            }
          }
        }
      }
    }
  }
}