messageAttachment property

  1. @JsonKey(fromJson: NIMMessageAttachment._fromMap, toJson: NIMMessageAttachment._toMap)
NIMMessageAttachment? messageAttachment
getter/setter pair

消息附件内容

Implementation

@JsonKey(
    fromJson: NIMMessageAttachment._fromMap,
    toJson: NIMMessageAttachment._toMap)
NIMMessageAttachment? messageAttachment;