Message header Accept Order

{
   "header":{
      "action":"TH_011",
      "datetime":"20180710151815",
      "userId":""
   },
   "payload":{
      "tenantId":11,
      "sdpDocNo":"SDP/20180710/00002",
      "sdpDocDate":"20180710092001",
      "channel":"ELEVENIA",
      "itemList":[
         {
            "lineNo":1,
            "productCode":"PIL64M",
            "qty":1.0,
            "grossSellPrice":120000.0
         },
         {
            "lineNo":2,
            "productCode":"PIL63M",
            "qty":2.0,
            "grossSellPrice":240000.0
         }
      ]
   }
}