docs: public Request<EnrollmentTicket> createEnrollmentTicket(EnrollmentTicket enrollmentTicket) {
          Asserts.assertNotNull(enrollmentTicket, "enrollment ticket");
  
          String url = baseUrl
                  .newBuilder()
                  .addPathSegments("api/v2/guardian/enrollments/ticket")
                  .build()
                  .toString();
  
          CustomRequest<EnrollmentTicket> request = new CustomRequest<>(client, url, "POST", new TypeReference<EnrollmentTicket>() {
          });
          request.addHeader("Authorization", "Bearer " + apiToken);
          request.setBody(enrollmentTicket);
          return request;
      }