anchor.diff:  
   + Parameters
   
  -    + rating: `1` (required, integer) - The rating the user gave the drug either 1, 2, 3 - 1 is best
  -    + is_covered_by_insurance: `1` (boolean, required) - Was the drug covered by insurance?
  -          + Default: `0`
  +    + rating: `3` (required, integer) - The rating the user gave the drug either 1, 2, 3 - 1 is best
  +    + is_covered_by_insurance: `1` (integer, required) - Was the drug covered by insurance?
       + comment: `My pain has subsided considerably since I started taking this.` (text, optional) - User comments
       + side_effects: `[1,2,3]` (array, optional) - Side effects experienced by the user
   
  
positive.code:                         "created_at": "2015-06-23 02:57:19",
                          "user": {
                              "id": 3,
                              "name": "Miss Kavon Murray IV",
                              "email": "Dedric91@Hahn.com",
                              "created_at": "2015-06-22 18:49:02",
                              "updated_at": "2015-06-22 18:49:02",
                              "age": 23,
  
negative.code:                         "created_at": "2015-06-23 02:57:19",
                          "user": {
                              "id": 3,
                              "username": "dedric",
                              "created_at": "2015-06-22 18:49:02",
                              "updated_at": "2015-06-22 18:49:02",
                              "age": 23,
  