title: Rename laravel collection "data" key
body: <p>Is there way i can rename the data key in laravel collection results? At the moment this</p>
  
  <pre><code>DB::table('contracts AS C')-&gt;paginate(1)
  </code></pre>
  
  <p>returns</p>
  
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-js lang-js prettyprint-override"><code>  {
    "current_page": 1,
      "data": [
          {
              "id": 191,
              "buyer": "John",
              "provider": "Jane"
          }
      ],
      "from": 1,
      "last_page": 1,
      "next_page_url": "",
      "path": "",
      "per_page": 1,
      "prev_page_url": null,
      "to": 1,
      "total": 1
  }</code></pre>
  </div>
  </div>
  </p>
  
  <p>What i would like is this</p>
  
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-js lang-js prettyprint-override"><code>  {
    "current_page": 1,
      "parties": [
          {
              "id": 191,
              "buyer": "John",
              "provider": "Jane"
          }
      ],
      "from": 1,
      "last_page": 1,
      "next_page_url": "",
      "path": "",
      "per_page": 1,
      "prev_page_url": null,
      "to": 1,
      "total": 1
  }</code></pre>
  </div>
  </div>
  </p>
  
  <p>The challenge here changing the data key to parties </p>