docs: @Deprecated
      public Request<List<Client>> list() {
          String url = baseUrl
                  .newBuilder()
                  .addPathSegments("api/v2/clients")
                  .build()
                  .toString();
          CustomRequest<List<Client>> request = new CustomRequest<>(client, url, "GET", new TypeReference<List<Client>>() {
          });
          request.addHeader("Authorization", "Bearer " + apiToken);
          return request;
      }