[ {
  "id" : "g3",
  "name" : "组3",
  "uid" : "1",
  "remark" : "2223333",
  "deviceQty" : 7,
  "createAt" : 0
}, {
  "id" : "g2",
  "name" : "组2",
  "uid" : "1",
  "remark" : "222",
  "deviceQty" : 12,
  "createAt" : 0
}, {
  "id" : "g1",
  "name" : "分组1",
  "uid" : "1",
  "remark" : "1111",
  "deviceQty" : 10,
  "createAt" : 0
} ]