type ParseUrlParams<S, Arr extends unknown[] = []> = Union<S extends `${infer First}:${infer Rest}`
  ? Rest extends `${infer NestedFirst}/:${infer SecondNested}`
    ? ParseUrlParams<`/:${SecondNested}`, [...Arr, NestedFirst]>
    : Rest extends `${infer LastValidation}/${infer _}`
      ? [...Arr, LastValidation]
      : [...Arr, Rest]
  : Arr>