Resolving TypeScript Error for Luxon DateTimeFromString Schema

import { DateTime } from 'luxon';


export const DateTimeFromString = S.transformOrFail(
  S.String,
  S.instanceOf(DateTime<true>),
  {
    decode: (str, _, ast) => {
      const dt = DateTime.fromISO(str);
      return dt.isValid
        ? ParseResult.succeed(dt)
        : ParseResult.fail(new ParseResult.Type(ast, str, ''))
    },
    encode: dt => dt.toISO()
  }
)

Argument of type '{ new (config: unknown): DateTime<true>; prototype: DateTime<any>; now(): DateTime<true>; local(year: number, month: number, day: number, hour: number, minute: number, second: number, millisecond: number, opts?: DateTimeJSOptions | undefined): DateTime<...> | DateTime<...>; local(year: number, month: number, day: nu...' is not assignable to parameter of type 'abstract new (...args: any) => any'.
  Cannot assign a 'private' constructor type to a 'public' constructor type.

class DateTime {
  …
  private constructor() …
}