Transaction not yet indexed

21Z6o8hztaZinVGcPKzYdxjsUjyDwcBEdTPf1ksmFuhSDHstXsg4NaXTGBKJftcUB5JFqtFaNGNoFeo6R9bFgRVM

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