Transaction not yet indexed

21uX8NmChrDAH1e98qNrAMBbF54yuQh3EnoJ3MxA6P7ECVXKMN5gndqTQWS29XrWMh4JPPYdV4h3DGdCDwKhFfQ6

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