title: Import external JSON-file to MongoDB using nodeJS and mongoose
body: <pre><code>1. City.json (json-file) 
  
      {
        "id": "1",
        "name": "Bombuflat",
        "state_id": "1"
      },
      {
        "id": "2",
        "name": "Garacharma",
        "state_id": "1"
      },
      {
        "id": "3",
        "name": "Port Blair",
        "state_id": "1"
      }
  </code></pre>
  
  <p>How to store the above json data of cities (only once) into mongoDB using nodeJs and mongoose </p>