public async Task Fetch()
{
LCObject hello = LCObject.CreateWithoutData("Hello", "5e14392743c257006fb769d5");
await hello.Fetch(includes : new List <string> {
"objectValue"
});
LCObject world = hello["objectValue"] as LCObject;
TestContext.WriteLine(world["content"]);
Assert.AreEqual(world["content"], "7788");
}