curl --request POST \
  --url https://api.natural.com/merchant-reports \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "data": {
    "attributes": {
      "merchantUrl": "https://www.example-air.com/booking/payment",
      "outcome": "proxy_error",
      "cardSessionId": "csn_01a0e6466ba3713bba0f0d9d36803b92",
      "proxyErrorCode": "card_proxy_adyen_checkout_unknown",
      "checkout": {
        "cardFieldOrigin": "https://checkoutshopper-live.adyen.com",
        "processorSdkUrl": "https://checkoutshopper-live.cdn.adyen.com/checkoutshopper/sdk/6.35.0/adyen.js",
        "processorSdkVersion": "6.35.0",
        "submitUrl": "POST https://www.example-air.com/payments/v2/create_payment",
        "submitContentType": "application/json",
        "cardFieldNames": [
          "payment_method.encryptedCardNumber",
          "payment_method.encryptedSecurityCode"
        ],
        "errorText": "Your payment has been refused. Please try again with a different payment method."
      },
      "notes": "Card fields were on screen before the claim; the first Pay was refused, a reload fixed it."
    }
  }
}
'

import requests

url = "https://api.natural.com/merchant-reports"

payload = { "data": { "attributes": {
            "merchantUrl": "https://www.example-air.com/booking/payment",
            "outcome": "proxy_error",
            "cardSessionId": "csn_01a0e6466ba3713bba0f0d9d36803b92",
            "proxyErrorCode": "card_proxy_adyen_checkout_unknown",
            "checkout": {
                "cardFieldOrigin": "https://checkoutshopper-live.adyen.com",
                "processorSdkUrl": "https://checkoutshopper-live.cdn.adyen.com/checkoutshopper/sdk/6.35.0/adyen.js",
                "processorSdkVersion": "6.35.0",
                "submitUrl": "POST https://www.example-air.com/payments/v2/create_payment",
                "submitContentType": "application/json",
                "cardFieldNames": ["payment_method.encryptedCardNumber", "payment_method.encryptedSecurityCode"],
                "errorText": "Your payment has been refused. Please try again with a different payment method."
            },
            "notes": "Card fields were on screen before the claim; the first Pay was refused, a reload fixed it."
        } } }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    data: {
      attributes: {
        merchantUrl: 'https://www.example-air.com/booking/payment',
        outcome: 'proxy_error',
        cardSessionId: 'csn_01a0e6466ba3713bba0f0d9d36803b92',
        proxyErrorCode: 'card_proxy_adyen_checkout_unknown',
        checkout: {
          cardFieldOrigin: 'https://checkoutshopper-live.adyen.com',
          processorSdkUrl: 'https://checkoutshopper-live.cdn.adyen.com/checkoutshopper/sdk/6.35.0/adyen.js',
          processorSdkVersion: '6.35.0',
          submitUrl: 'POST https://www.example-air.com/payments/v2/create_payment',
          submitContentType: 'application/json',
          cardFieldNames: ['payment_method.encryptedCardNumber', 'payment_method.encryptedSecurityCode'],
          errorText: 'Your payment has been refused. Please try again with a different payment method.'
        },
        notes: 'Card fields were on screen before the claim; the first Pay was refused, a reload fixed it.'
      }
    }
  })
};

fetch('https://api.natural.com/merchant-reports', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.natural.com/merchant-reports",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'data' => [
        'attributes' => [
                'merchantUrl' => 'https://www.example-air.com/booking/payment',
                'outcome' => 'proxy_error',
                'cardSessionId' => 'csn_01a0e6466ba3713bba0f0d9d36803b92',
                'proxyErrorCode' => 'card_proxy_adyen_checkout_unknown',
                'checkout' => [
                                'cardFieldOrigin' => 'https://checkoutshopper-live.adyen.com',
                                'processorSdkUrl' => 'https://checkoutshopper-live.cdn.adyen.com/checkoutshopper/sdk/6.35.0/adyen.js',
                                'processorSdkVersion' => '6.35.0',
                                'submitUrl' => 'POST https://www.example-air.com/payments/v2/create_payment',
                                'submitContentType' => 'application/json',
                                'cardFieldNames' => [
                                                                'payment_method.encryptedCardNumber',
                                                                'payment_method.encryptedSecurityCode'
                                ],
                                'errorText' => 'Your payment has been refused. Please try again with a different payment method.'
                ],
                'notes' => 'Card fields were on screen before the claim; the first Pay was refused, a reload fixed it.'
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.natural.com/merchant-reports"

	payload := strings.NewReader("{\n  \"data\": {\n    \"attributes\": {\n      \"merchantUrl\": \"https://www.example-air.com/booking/payment\",\n      \"outcome\": \"proxy_error\",\n      \"cardSessionId\": \"csn_01a0e6466ba3713bba0f0d9d36803b92\",\n      \"proxyErrorCode\": \"card_proxy_adyen_checkout_unknown\",\n      \"checkout\": {\n        \"cardFieldOrigin\": \"https://checkoutshopper-live.adyen.com\",\n        \"processorSdkUrl\": \"https://checkoutshopper-live.cdn.adyen.com/checkoutshopper/sdk/6.35.0/adyen.js\",\n        \"processorSdkVersion\": \"6.35.0\",\n        \"submitUrl\": \"POST https://www.example-air.com/payments/v2/create_payment\",\n        \"submitContentType\": \"application/json\",\n        \"cardFieldNames\": [\n          \"payment_method.encryptedCardNumber\",\n          \"payment_method.encryptedSecurityCode\"\n        ],\n        \"errorText\": \"Your payment has been refused. Please try again with a different payment method.\"\n      },\n      \"notes\": \"Card fields were on screen before the claim; the first Pay was refused, a reload fixed it.\"\n    }\n  }\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.natural.com/merchant-reports")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"data\": {\n    \"attributes\": {\n      \"merchantUrl\": \"https://www.example-air.com/booking/payment\",\n      \"outcome\": \"proxy_error\",\n      \"cardSessionId\": \"csn_01a0e6466ba3713bba0f0d9d36803b92\",\n      \"proxyErrorCode\": \"card_proxy_adyen_checkout_unknown\",\n      \"checkout\": {\n        \"cardFieldOrigin\": \"https://checkoutshopper-live.adyen.com\",\n        \"processorSdkUrl\": \"https://checkoutshopper-live.cdn.adyen.com/checkoutshopper/sdk/6.35.0/adyen.js\",\n        \"processorSdkVersion\": \"6.35.0\",\n        \"submitUrl\": \"POST https://www.example-air.com/payments/v2/create_payment\",\n        \"submitContentType\": \"application/json\",\n        \"cardFieldNames\": [\n          \"payment_method.encryptedCardNumber\",\n          \"payment_method.encryptedSecurityCode\"\n        ],\n        \"errorText\": \"Your payment has been refused. Please try again with a different payment method.\"\n      },\n      \"notes\": \"Card fields were on screen before the claim; the first Pay was refused, a reload fixed it.\"\n    }\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.natural.com/merchant-reports")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"data\": {\n    \"attributes\": {\n      \"merchantUrl\": \"https://www.example-air.com/booking/payment\",\n      \"outcome\": \"proxy_error\",\n      \"cardSessionId\": \"csn_01a0e6466ba3713bba0f0d9d36803b92\",\n      \"proxyErrorCode\": \"card_proxy_adyen_checkout_unknown\",\n      \"checkout\": {\n        \"cardFieldOrigin\": \"https://checkoutshopper-live.adyen.com\",\n        \"processorSdkUrl\": \"https://checkoutshopper-live.cdn.adyen.com/checkoutshopper/sdk/6.35.0/adyen.js\",\n        \"processorSdkVersion\": \"6.35.0\",\n        \"submitUrl\": \"POST https://www.example-air.com/payments/v2/create_payment\",\n        \"submitContentType\": \"application/json\",\n        \"cardFieldNames\": [\n          \"payment_method.encryptedCardNumber\",\n          \"payment_method.encryptedSecurityCode\"\n        ],\n        \"errorText\": \"Your payment has been refused. Please try again with a different payment method.\"\n      },\n      \"notes\": \"Card fields were on screen before the claim; the first Pay was refused, a reload fixed it.\"\n    }\n  }\n}"

response = http.request(request)
puts response.read_body

{
  "data": {
    "reportId": "mrp_01a0e6466ba3713bba0f0d9d36803b92",
    "merchantHost": "www.example-air.com",
    "outcome": "proxy_error",
    "createdAt": "2026-10-19T00:12:00.000Z"
  }
}

{
  "errors": [
    {
      "code": "invalid_value",
      "detail": "The information you entered isn't valid. Please check it and try again.",
      "status": "400",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "unauthenticated",
      "detail": "Authentication is required.",
      "status": "401",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "forbidden",
      "detail": "You do not have permission to perform this action.",
      "status": "403",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "not_found",
      "detail": "The requested resource was not found.",
      "status": "404",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "conflict",
      "detail": "The request conflicts with the current resource state.",
      "status": "409",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "invalid_value",
      "detail": "Too big: expected string to have <=80 characters",
      "status": "422",
      "source": {
        "pointer": "/data/attributes/description"
      },
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "mfa_required",
      "detail": "MFA verification required.",
      "status": "428",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "rate_limited",
      "detail": "Too many requests. Please try again later.",
      "status": "429",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "server_error",
      "detail": "Something went wrong.",
      "status": "500",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "not_implemented",
      "detail": "This operation is not available.",
      "status": "501",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "bad_gateway",
      "detail": "We couldn't complete that request because one of Natural's services returned an unexpected response. Please try again.",
      "status": "502",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}

{
  "errors": [
    {
      "code": "service_unavailable",
      "detail": "The service is temporarily unavailable.",
      "status": "503",
      "meta": {
        "supportId": "req_a1b2c3d4e5f6"
      }
    }
  ]
}