Transaction not yet indexed

21p8cXUqZJpQm98aKWYr68x5VSBL8gszzhukP7jvtFCq4WUkYdNvbFZJ6ePAwoiQkoztZvNptrPi6fPiSS2RScs5

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