title: Django Admin - show json value as in tabular format
body: <p>Example:</p>
  
  <p>I have a model with columns as id and data, its populated as below</p>
  
  <pre><code>1 | {name: 'Foo', age: 65, grade : 'A'}
  2 | {name: 'Bar', age: 56, grade: 'A+'}
  </code></pre>
  
  <p>now in admin(not in list display) I want to see the data column as in Tabular Format some thing like below</p>
  
  <pre><code>name : Foo
  age  : 65
  grade: A
  </code></pre>
  
  <p>and when I edit the fields it has to store again as json string in DB</p>
  
  <p>is it possible ?</p>
  
  <p>please provide me referenc.</p>
  
  <p>Thanks In Advance</p>