curl --request POST \
  --url https://api.example.com/exchange/market-makers \
  --header 'Content-Type: application/json' \
  --data '
{
  "business_id": "7da8e726-a1bc-11ee-80cf-560f156a658b",
  "contacts": [
    {
      "id": "7da8e726-a1bc-11ee-80cf-560f156a658b",
      "type": "user"
    }
  ],
  "swap_provider": true,
  "swap_weight": 50
}
'

import requests

url = "https://api.example.com/exchange/market-makers"

payload = {
    "business_id": "7da8e726-a1bc-11ee-80cf-560f156a658b",
    "contacts": [
        {
            "id": "7da8e726-a1bc-11ee-80cf-560f156a658b",
            "type": "user"
        }
    ],
    "swap_provider": True,
    "swap_weight": 50
}
headers = {"Content-Type": "application/json"}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    business_id: '7da8e726-a1bc-11ee-80cf-560f156a658b',
    contacts: [{id: '7da8e726-a1bc-11ee-80cf-560f156a658b', type: 'user'}],
    swap_provider: true,
    swap_weight: 50
  })
};

fetch('https://api.example.com/exchange/market-makers', 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.example.com/exchange/market-makers",
  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([
    'business_id' => '7da8e726-a1bc-11ee-80cf-560f156a658b',
    'contacts' => [
        [
                'id' => '7da8e726-a1bc-11ee-80cf-560f156a658b',
                'type' => 'user'
        ]
    ],
    'swap_provider' => true,
    'swap_weight' => 50
  ]),
  CURLOPT_HTTPHEADER => [
    "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.example.com/exchange/market-makers"

	payload := strings.NewReader("{\n  \"business_id\": \"7da8e726-a1bc-11ee-80cf-560f156a658b\",\n  \"contacts\": [\n    {\n      \"id\": \"7da8e726-a1bc-11ee-80cf-560f156a658b\",\n      \"type\": \"user\"\n    }\n  ],\n  \"swap_provider\": true,\n  \"swap_weight\": 50\n}")

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

	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.example.com/exchange/market-makers")
  .header("Content-Type", "application/json")
  .body("{\n  \"business_id\": \"7da8e726-a1bc-11ee-80cf-560f156a658b\",\n  \"contacts\": [\n    {\n      \"id\": \"7da8e726-a1bc-11ee-80cf-560f156a658b\",\n      \"type\": \"user\"\n    }\n  ],\n  \"swap_provider\": true,\n  \"swap_weight\": 50\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.example.com/exchange/market-makers")

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

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"business_id\": \"7da8e726-a1bc-11ee-80cf-560f156a658b\",\n  \"contacts\": [\n    {\n      \"id\": \"7da8e726-a1bc-11ee-80cf-560f156a658b\",\n      \"type\": \"user\"\n    }\n  ],\n  \"swap_provider\": true,\n  \"swap_weight\": 50\n}"

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

{
  "data": {
    "archived": false,
    "contacts": [
      {
        "email": "test@user.com",
        "id": "7da8e726-a1bc-11ee-80cf-560f156a658b",
        "name": "Test User",
        "type": "user"
      }
    ],
    "email": "anon@nymous.com",
    "entity": {
      "id": "6ebe0a0f-bb8f-49be-80ea-c6b72c348fea",
      "type": "business"
    },
    "id": "7da75a46-a1bc-11ee-9a32-560f156a658b",
    "name": "Anon Nymous",
    "swap_provider": false,
    "swap_weight": 0
  }
}

{}