40 -(void)onCallItemRemove:(JCCallItem* __nonnull)item reason:(JCCallReason)reason description:(NSString * __nullable)description;
50 -(void)onCallItemUpdate:(JCCallItem* __nonnull)item changeParam:(JCCallChangeParam * __nullable)changeParam;
59 -(void)onMessageReceive:(JCCallItem * __nonnull)item type:(NSString * __nonnull)type content:(NSString * __nonnull)content;