Transaction not yet indexed

21f4LREyHkAkgMGJNmtYL5KoVGZJXnDV2wHfptSZ6BNzTdEAnzaTmJ6k6DuhKG4D1HVVS39XjamUhftd8aUthVTg

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.