title: Unable to get data Posted by webhook in JSON String
body: <p>I am using web hook for get user details from our company's signup page.</p>
  
  <p>Data posted from signup page in JSON format. Posted JSON String is below</p>
  
  <pre><code>{"FirstName":"dharampal","EmailAddress":"er.dpyadav@gmail.com","Mobile":"123456789","Company":"Instasafe","LandingPageURL":"http://instasafe.com/SignUp","LandingPageId":"11e2-b071-123141050daa"}  
  </code></pre>
  
  <p>In receiving end, we are using PHP codeIgNiter, I tried below methods but unable to get data.</p>
  
  <pre><code> $postedData = $_POST;
   print_r($postedData);
  </code></pre>
  
  <p>it gives : empty array</p>
  
  <p>other method i tried is :</p>
  
  <pre><code>$postedData = json_decode(file_get_contents('php://input'), TRUE);
  
  print_r($postedData);
  </code></pre>
  
  <p>it gives : NULL </p>