{"data":
  [{
   "id":"user_id",
      "login":"user_login",
         "display_name":"user_ds",
           "type":"","broadcaster_type":"partner",
              "description":"user_desc",
              "profile_image_url":"url",
              "offline_image_url":"url",
              "view_count":123
    },
    {
    "id":"user_id",
     "login":"user_login",
       "display_name":"user_ds",
          "type":"","broadcaster_type":"partner",
           "description":"user_desc",
          "profile_image_url":"url",
           "offline_image_url":"url",
             "view_count":123
     }
  ]
}

array (
    'data' =>
    array (
      0 =>
      array (
        'id' => 'user_id',
        'login' => 'user_login',
        'display_name' => 'user_ds',
        'type' => '',
        'broadcaster_type' => 'partner',
        'description' => 'user_desc',
        'profile_image_url' => 'url',
        'offline_image_url' => 'url',
        'view_count' => 123,
      ),
      1 =>
      array (
        'id' => 'user_id',
        'login' => 'user_login',
        'display_name' => 'user_ds',
        'type' => '',
        'broadcaster_type' => 'partner',
        'description' => 'user_desc',
        'profile_image_url' => 'url',
        'offline_image_url' => 'url',
        'view_count' => 123,
      ),
    ),
  )

var datos = JSON.stringify(json);
    console.log(datos.data);