{
   "table-1" : {
      "key1" : {
         "type" : "string",
         "value" : "some string"
      },
      "key2" : {
         "value" : "123",
         "type" : "integer"
      }
   },
   "table-2" : {
      "key1" : {
         "value" : "another string",
         "type" : "string"
      },
      "key2" : {
         "type" : "integer",
         "value" : "456"
      }
   }
}