docs: public ApiResponse<PostValidateImportResponse> postValidateImportWithHttpInfo() throws ApiException {
          com.squareup.okhttp.Call call = postValidateImportValidateBeforeCall(null, null);
          Type localVarReturnType = new TypeToken<PostValidateImportResponse>(){}.getType();
          return apiClient.execute(call, localVarReturnType);
      }