def is_member_of(parameters, custom_headers:nil)
      response = is_member_of_async(parameters, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
def is_member_of(parameters, custom_headers:nil)
      response = is_member_of_async(parameters, custom_headers:custom_headers).value!
      response.body unless response.nil?
    end
Checks whether the specified user, group, contact, or service principal is a
 direct or transitive member of the specified group.

 @param parameters [CheckGroupMembershipParameters] The check group membership
 parameters.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [CheckGroupMembershipResult] operation results.