title: How to send graphql query by postman?
body: <p>I use </p>
  
  <pre><code>POST type
  URL http://######/graphql
  Body: 
  query: "query: "{'noteTypes':  {'name', 'label', 'labelColor', 'groupName', 'groupLabel', 'imageUrl'}}"
  </code></pre>
  
  <p>But it return 
  <strong>"message": "Must provide query string."</strong></p>