curl --request POST \
  --url https://api.snappy.com/public-api/v3/accounts \
  --header 'Content-Type: application/json' \
  --header 'X-Api-Key: <api-key>' \
  --data '
{
  "name": "Snappy",
  "billingMethod": {
    "type": "INV",
    "amount": 100,
    "name": "Invoice 1"
  }
}
'

import requests

url = "https://api.snappy.com/public-api/v3/accounts"

payload = {
    "name": "Snappy",
    "billingMethod": {
        "type": "INV",
        "amount": 100,
        "name": "Invoice 1"
    }
}
headers = {
    "X-Api-Key": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {'X-Api-Key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({name: 'Snappy', billingMethod: {type: 'INV', amount: 100, name: 'Invoice 1'}})
};

fetch('https://api.snappy.com/public-api/v3/accounts', 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.snappy.com/public-api/v3/accounts",
  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([
    'name' => 'Snappy',
    'billingMethod' => [
        'type' => 'INV',
        'amount' => 100,
        'name' => 'Invoice 1'
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Api-Key: <api-key>"
  ],
]);

$response = curl_exec($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.snappy.com/public-api/v3/accounts"

	payload := strings.NewReader("{\n  \"name\": \"Snappy\",\n  \"billingMethod\": {\n    \"type\": \"INV\",\n    \"amount\": 100,\n    \"name\": \"Invoice 1\"\n  }\n}")

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

	req.Header.Add("X-Api-Key", "<api-key>")
	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.snappy.com/public-api/v3/accounts")
  .header("X-Api-Key", "<api-key>")
  .header("Content-Type", "application/json")
  .body("{\n  \"name\": \"Snappy\",\n  \"billingMethod\": {\n    \"type\": \"INV\",\n    \"amount\": 100,\n    \"name\": \"Invoice 1\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.snappy.com/public-api/v3/accounts")

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

request = Net::HTTP::Post.new(url)
request["X-Api-Key"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"name\": \"Snappy\",\n  \"billingMethod\": {\n    \"type\": \"INV\",\n    \"amount\": 100,\n    \"name\": \"Invoice 1\"\n  }\n}"

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

{
  "data": {
    "id": "a12bcd34",
    "name": "Snappy",
    "createdAt": "2022-12-06T09:50:38.536Z",
    "updatedAt": "2022-12-06T09:50:38.536Z",
    "companyId": "A1b2C3d4"
  }
}

{
  "message": "Product not found.",
  "errorCode": "404_PROD_001",
  "errors": [
    {
      "message": "Product with id 'q1w2e3r4t5' was not found",
      "path": "pathParameters.productId",
      "errorCode": "404_PROD_001"
    }
  ]
}

{
  "message": "Product not found.",
  "errorCode": "404_PROD_001",
  "errors": [
    {
      "message": "Product with id 'q1w2e3r4t5' was not found",
      "path": "pathParameters.productId",
      "errorCode": "404_PROD_001"
    }
  ]
}