title: Rest API request for Google Translation API
body: <p>I have a problem with Rest API request for Google Translation API</p>
  
  <p>My POST method is <a href="https://translation.googleapis.com/language/translate/v2?key=MY_KEY" rel="nofollow noreferrer">https://translation.googleapis.com/language/translate/v2?key=MY_KEY</a></p>
  
  <p>But I get an error </p>
  
  <pre><code>{
      "error": {
          "code": 400,
          "message": "API Key not found. Please pass a valid API key.",
          "errors": [
          {
              "message": "API Key not found. Please pass a valid API key.",
              "domain": "global",
              "reason": "badRequest"
          }
          ],
          "status": "INVALID_ARGUMENT"
      }
  }
  </code></pre>
  
  <p>Please help me to understand where the problem comes from.</p>