docs: public Epic createEpic(Object groupIdOrPath, String title, String labels, String description,
              Date startDate, Date endDate) throws GitLabApiException {
          Form formData = new GitLabApiForm()
                  .withParam("title", title, true)
                  .withParam("labels", labels)
                  .withParam("description", description)
                  .withParam("start_date", startDate)
                  .withParam("end_date", endDate);
          Response response = post(Response.Status.CREATED, formData.asMap(),
                  "groups", getGroupIdOrPath(groupIdOrPath), "epics");
          return (response.readEntity(Epic.class));
      }