9 #import <Foundation/Foundation.h>
11 NS_ASSUME_NONNULL_BEGIN
14 @property (nonatomic, copy) NSString *messageId;
15 @property (nonatomic, copy) NSString *from;
16 @property (nonatomic, copy) NSString *content;
17 @property (nonatomic)
int readCount;
18 @property (nonatomic)
long long timestamp;
Definition: EMGroupMessageAck.h:14