title: How to add JSON object with specific Key name in Firebase Database Android
body: <p>I have a application which works on <code>Firebase Database</code>.After successfull Login of a user created in Firebase using <code>Firebase Auth</code> user is saving some data in Firebase.The requirement is I need to add the data <code>POST</code> by that user with some key to identify data. </p>
  
  <pre><code>[
  {
      "key":"Satyam",
      "value":"some data"
  },
  {
      "key":"Akash",
      "value":"some data"
  },
  {
      "key":"Yash",
      "value":"some data"
  }
  ]  
  </code></pre>
  
  <p>Suppose user Satyam has login using credentials of <code>Firebase Auth</code>,so data POST by Satyam need to be added in database where key is Satyam. How to achieve this ?</p>