private IEnumerable<TEntity> GetChild(string path)
        {
            var klasser = DeserializeJsonFile<IEnumerable<ParentFromJson>>(path)
                .SelectMany(parent => parent.UnderClass.Select(klasse => new TEntity
                {
                    Uuid = class.Uuid,
                    Name= class.Name,
                    Titel = class.Titel,
                    Number= class.Number,
                    Manual = class.Manual,
                    Parent = class.Parent
                }));

            return klasser;
        }

        private class ParentFromJson
        {
            public IEnumerable<ChildFromJson> UnderClass{ get; set; }
        }

        private class ChildFromJson
        {
            public string Uuid { get; set; }

            public string Name{ get; set; }

            public string Titel { get; set; }

            public bool Number{ get; set; }

            public bool Manual { get; set; }

            public string Parent { get; set; }
        }