V5平台二次开发指南
2.22.1. 系统消息对象

{
   "id" : -6675423597613201249,
   "creationDate" : 1397631785000,
   "referenceId" : 1524058743291659976,
   "messageCategory" : 10,
   "messageContent" : "张三发起调查《调查样式1》",
   "messageType" : 0,
   "senderId" : -8361687019900091749,
   "receiverId" : -8361687019900091749,
   "userId" : -8361687019900091749,
   "senderName" : "张三",
   "linkType" : "message.link.inq.alreadyauditing",
   "openType" : 0,
   "linkParam0" : "1524058743291659976",
   "linkParam1" : null,
   "linkParam2" : null,
   "linkParam3" : null,
   "linkParam4" : null,
   "linkParam5" : null,
   "linkParam6" : null,
   "linkParam7" : null,
   "linkParam8" : null,
   "linkParam9" : null,
   "isRead" : false
 }