curl --request POST \
  --url https://api.malvo.io/categories/rules \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "description": "uber payment",
  "categoryId": "05000000",
  "transactionType": "DEBIT",
  "accountType": "CHECKING_ACCOUNT"
}
'

const options = {
  method: 'POST',
  headers: {'X-API-KEY': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    description: 'uber payment',
    categoryId: '05000000',
    transactionType: 'DEBIT',
    accountType: 'CHECKING_ACCOUNT'
  })
};

fetch('https://api.malvo.io/categories/rules', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.malvo.io/categories/rules"

payload = {
    "description": "uber payment",
    "categoryId": "05000000",
    "transactionType": "DEBIT",
    "accountType": "CHECKING_ACCOUNT"
}
headers = {
    "X-API-KEY": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.malvo.io/categories/rules",
  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([
    'description' => 'uber payment',
    'categoryId' => '05000000',
    'transactionType' => 'DEBIT',
    'accountType' => 'CHECKING_ACCOUNT'
  ]),
  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;
}

{
  "description": "uber payment",
  "category": "Salary/pro-labore",
  "categoryId": "05000000",
  "clientId": "03cc0eff-4ec5-495c-adb3-1ef9611624fc",
  "transactionType": "DEBIT",
  "accountType": "CHECKING_ACCOUNT"
}

{
  "code": 400,
  "message": "description must be a string"
}

{
  "code": 404,
  "codeDescription": "CATEGORY_NOT_FOUND",
  "message": "category not found"
}

{
  "code": 500,
  "codeDescription": "INTERNAL_SERVER_ERROR",
  "message": "Internal Server Error"
}