code: function(arn, token, data, attributes) {
          var params = {
              PlatformApplicationArn: arn,
              Token: token,
              CustomUserData: data,
              Attributes: attributes
          };
  
          return this.svc.createPlatformEndpoint(params);
      }
docs: creates an endpoint for a device, within the specified application
  
  @param {String} name name of the platformApplication object
  @param {String} platform the platform this application object targets (APNS, GCM, ADM)
  @param {Object} attributes additional attributes provided
  
  for more information regarding the additional attributes, see:
  http://docs.aws.amazon.com/sns/latest/api/API_SetEndpointAttributes.html