docs: public com.squareup.okhttp.Call getUniverseMoonsMoonIdAsync(Integer moonId, String datasource, String ifNoneMatch,
              final ApiCallback<MoonResponse> callback) throws ApiException {
  
          com.squareup.okhttp.Call call = getUniverseMoonsMoonIdValidateBeforeCall(moonId, datasource, ifNoneMatch,
                  callback);
          Type localVarReturnType = new TypeToken<MoonResponse>() {
          }.getType();
          apiClient.executeAsync(call, localVarReturnType, callback);
          return call;
      }