title: Facebook graph api : Param score must be an integer
body: <p>I am using sdk version 7.4 when i post the score i get this error </p>
  
  <p>score posted to the fb{"error":{"message":"(#100) Param score must be an integer","type":"OAuthException","code":100,"fbtrace_id":"ElqTb0bxXz4"}}</p>
  
  <p>Concerned Code</p>
  
  <pre><code>var scoreData = new Dictionary&lt;string ,string&gt; ();
      scoreData ["score"] = UnityEngine.Random.Range (10f, 500f).ToString();
      FB.API("/me/scores?fields=",HttpMethod.POST,delegate(IGraphResult result){
      Debug.Log("score posted to the fb"+result.RawResult.ToString());
  
  
      },scoreData);
  </code></pre>
  
  <p>Any Suggestion or answer is appreciated </p>