多对多情况，重新映射字段

多对多重新映射(用于后台管理)

"fieldChild": {
    //1对多  1对1 情况下 继承操作
    "account": {
      "moduleKey": "bo-user-account",
      "responseField": "basis_detail",
      "showMethod": "childobject",
      //控制 bridge里面子表数据显示的位置
      "tabId": "3",
      "rowId": "3",
      "columnBridges": {
        "userStatus": {
          "fieldSort": 10010,
          "tabId": "9",
          "rowId": "9",
          "fromShowMethod": "childobject"
        },
        "userId": {
          "hidden": true
        }
      }
    },
    "role": {
      "moduleKey": "bo-user-role",
      "responseField": "basis_detail",
      //多对多， 数据映射， 便于前端控制转换
      "showMethod": "child",
      "dimBridges": {
        "id": "roleId",
        "value": "roleId",
        "name": "roleName"
      }
    },