usertype 类型的数据不需要序列化

Pod/Classes/Phobos.m

@@ -342,7 +342,7 @@ static NSString *sdkVersion = @"110";
                                             self.appName, @"name",
                                             self.appVersion, @"version",
                                             self.channelId,@"channel",
-                                            [NSString dataToJsonString:_userType],@"user_type",
+                                            _userType,@"user_type",
                                             self.currentCityId,@"current_city_id", nil];
         [dict setObject:eventId forKey:@"type"];
         [dict setObject:appParams forKey:@"app"];