public override Vendr Get(string id)
        {
            Known.TryGetValue(id, out var returned);

            if (returned == null)
            {
                var result = new GetVendorRequest(id).Execute(Api.Client);
                if (result.Status == 200)
                {
                    returned = new Vendr();
                    returned.UpdateFromRequest(Utils.DictionaryOfJsonFields(result.Data.Vendor));
                    Known.Add(returned.Id, returned);
                }
            }

            return(returned);
        }