curl --request POST \
  --url 'https://api.moonpay.com/v4/swap/execute_quote?apiKey=' \
  --header 'Content-Type: application/json' \
  --header 'authorization: <authorization>' \
  --data '
{
  "signature": "***",
  "walletAddresses": {
    "destinationWalletAddress": 7.55070758245981e+47,
    "refundWalletAddress": 7.55070758245981e+47,
    "destinationWalletAddressTag": "tag",
    "refundWalletAddressTag": "tag"
  },
  "externalTransactionId": "6ec52bc3-236a-4570-a9e0-743e14818619"
}
'

import requests

url = "https://api.moonpay.com/v4/swap/execute_quote?apiKey="

payload = {
    "signature": "***",
    "walletAddresses": {
        "destinationWalletAddress": 7.55070758245981e+47,
        "refundWalletAddress": 7.55070758245981e+47,
        "destinationWalletAddressTag": "tag",
        "refundWalletAddressTag": "tag"
    },
    "externalTransactionId": "6ec52bc3-236a-4570-a9e0-743e14818619"
}
headers = {
    "authorization": "<authorization>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {authorization: '<authorization>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    signature: '***',
    walletAddresses: {
      destinationWalletAddress: 7.55070758245981e+47,
      refundWalletAddress: 7.55070758245981e+47,
      destinationWalletAddressTag: 'tag',
      refundWalletAddressTag: 'tag'
    },
    externalTransactionId: '6ec52bc3-236a-4570-a9e0-743e14818619'
  })
};

fetch('https://api.moonpay.com/v4/swap/execute_quote?apiKey=', 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.moonpay.com/v4/swap/execute_quote?apiKey=",
  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([
    'signature' => '***',
    'walletAddresses' => [
        'destinationWalletAddress' => 7.55070758245981e+47,
        'refundWalletAddress' => 7.55070758245981e+47,
        'destinationWalletAddressTag' => 'tag',
        'refundWalletAddressTag' => 'tag'
    ],
    'externalTransactionId' => '6ec52bc3-236a-4570-a9e0-743e14818619'
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "authorization: <authorization>"
  ],
]);

$response = curl_exec($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.moonpay.com/v4/swap/execute_quote?apiKey="

	payload := strings.NewReader("{\n  \"signature\": \"***\",\n  \"walletAddresses\": {\n    \"destinationWalletAddress\": 7.55070758245981e+47,\n    \"refundWalletAddress\": 7.55070758245981e+47,\n    \"destinationWalletAddressTag\": \"tag\",\n    \"refundWalletAddressTag\": \"tag\"\n  },\n  \"externalTransactionId\": \"6ec52bc3-236a-4570-a9e0-743e14818619\"\n}")

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

	req.Header.Add("authorization", "<authorization>")
	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.moonpay.com/v4/swap/execute_quote?apiKey=")
  .header("authorization", "<authorization>")
  .header("Content-Type", "application/json")
  .body("{\n  \"signature\": \"***\",\n  \"walletAddresses\": {\n    \"destinationWalletAddress\": 7.55070758245981e+47,\n    \"refundWalletAddress\": 7.55070758245981e+47,\n    \"destinationWalletAddressTag\": \"tag\",\n    \"refundWalletAddressTag\": \"tag\"\n  },\n  \"externalTransactionId\": \"6ec52bc3-236a-4570-a9e0-743e14818619\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.moonpay.com/v4/swap/execute_quote?apiKey=")

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

request = Net::HTTP::Post.new(url)
request["authorization"] = '<authorization>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"signature\": \"***\",\n  \"walletAddresses\": {\n    \"destinationWalletAddress\": 7.55070758245981e+47,\n    \"refundWalletAddress\": 7.55070758245981e+47,\n    \"destinationWalletAddressTag\": \"tag\",\n    \"refundWalletAddressTag\": \"tag\"\n  },\n  \"externalTransactionId\": \"6ec52bc3-236a-4570-a9e0-743e14818619\"\n}"

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

{
  "baseCurrency": {
    "id": "aaefa32f-161b-42c8-8115-debcbf3d6a2d",
    "createdAt": "2019-05-17T18:24:45.206Z",
    "updatedAt": "2019-05-17T18:24:45.206Z",
    "type": "crypto",
    "name": "USD Coin (ERC-20)",
    "code": "usdc",
    "precision": 2,
    "minBuyAmount": 30,
    "maxBuyAmount": 1000,
    "minSellAmount": 15,
    "maxSellAmount": 100000,
    "addressRegex": "^(0x)[0-9A-Fa-f]{40}$",
    "testnetAddressRegex": "^(0x)[0-9A-Fa-f]{40}$",
    "supportsAddressTag": false,
    "addressTagRegex": null,
    "supportsTestMode": true,
    "isSuspended": false,
    "isSupportedInUs": true,
    "isSellSupported": true,
    "notAllowedUSStates": [
      "LA",
      "VI"
    ],
    "notAllowedCountries": [
      "CA"
    ],
    "metadata": {
      "contractAddress": 0,
      "chainId": "1",
      "networkCode": "ethereum"
    }
  },
  "quoteCurrency": "<string>",
  "baseCurrencyAmount": "1.123",
  "quoteCurrencyAmount": "0.0056",
  "extraFeeAmount": "0.0000005",
  "networkFeeAmount": "0.00039",
  "feeAmount": "0.0002",
  "transactionId": "3ea41bef-cfd7-445c-91cc-853f417d4f1e",
  "status": "completed"
}

{
  "message": "<string>",
  "type": "<string>"
}