code: public Group addGroup(String name, String path) throws GitLabApiException {
  
          Form formData = new Form();
          formData.param("name", name);
          formData.param("path", path);
          Response response = post(Response.Status.CREATED, formData, "groups");
          return (response.readEntity(Group.class));
      }
docs: Creates a new project group. Available only for users who can create groups.
  
  <pre><code>GitLab Endpoint: POST /groups</code></pre>
  
  @param name the name of the group to add
  @param path the path for the group
  @return the created Group instance
  @throws GitLabApiException if any exception occurs