title: 403 Request rate higher than configured
body: <p>When I'm adding members to Google Groups I'm receiving a <code>403 Request rate higher than configured</code> error. This is happening for all applications, including the API Explorer on the Google developer website. </p>
  
  <p>Even if I make only a single request in 12+ hours I still receive the error.
  I've confirmed the Admin API has plenty of quota remaining on the project.</p>
  
  <p>It is happening only for a single Apps for Education domain. </p>
  
  <p><strong>Request:</strong></p>
  
  <pre class="lang-js prettyprint-override"><code>POST https://www.googleapis.com/admin/directory/v1/groups/[redacted]%40ryan.catholic.edu.au/members?key={YOUR_API_KEY}
  {
   "email": "&lt;redacted&gt;",
   "role": "MEMBER"
  }
  </code></pre>
  
  <p><strong>Response:</strong></p>
  
  <pre class="lang-js prettyprint-override"><code>{
   "error": {
    "errors": [
     {
      "domain": "usageLimits",
      "reason": "quotaExceeded",
      "message": "Request rate higher than configured."
     }
    ],
    "code": 403,
    "message": "Request rate higher than configured."
   }
  }
  </code></pre>