SerializedName注释似乎在Moshi中不起作用

public class MyObject {
    @Json(name = "custom_name")
    public String fieldName;
}

JsonAdapter<MyObject> jsonAdapter = new Moshi.Builder()
        .add(new MyObjectJsonAdapter())
        .build()
        .adapter(MyObject.class);

class MyObjectJsonAdapter extends JsonAdapter<MyObject> {
    @Override
    public MyObject fromJson(JsonReader reader) throws IOException {
        MyObject myObject = new MyObject();
        reader.beginObject();
        while (reader.hasNext()) {
            String name = reader.nextName();
            if (name.equals("custom_name")) {
                myObject.fieldName = reader.nextString();
            } else {
                reader.skipValue();
            }
        }
        reader.endObject();
        return myObject;
    }

    @Override
    public void toJson(JsonWriter writer, MyObject value) throws IOException {
        writer.beginObject();
        writer.name("custom_name").value(value.fieldName);
        writer.endObject();
    }
}