code: public ApiSuccessResponse getContactDetails(String id, ContactDetailsData contactDetailsData) throws ApiException {
          ApiResponse<ApiSuccessResponse> resp = getContactDetailsWithHttpInfo(id, contactDetailsData);
          return resp.getData();
      }
docs: Get the details of a contact
  
  @param id id of the Contact (required)
  @param contactDetailsData  (required)
  @return ApiSuccessResponse
  @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body