debug总提示Tips：You can only have 10 pairs of key/value at most if you are using custom key/value.

事件统计总提示Tips：You can only have 10 pairs of key/value at most if you are using custom key/value.
代码如下:
登录事件统计

JANALYTICSLoginEvent *loginEvent = [[JANALYTICSLoginEvent alloc] init];
    loginEvent.success = YES;
    loginEvent.method = @"login";
    loginEvent.extra = @{@"userName" : self.loginView.userNameTF.text,
                         @"date" : [NSString stringWithFormat:@"%@", [NSDate date]]};

    [JANALYTICSService eventRecord:loginEvent];

事件统计:

JANALYTICSCountEvent *countEvent = [[JANALYTICSCountEvent alloc] init];
    countEvent.eventID = @"11";
    countEvent.extra = @{@"custom key1":@"custom value"};
    [JANALYTICSService eventRecord:countEvent];