Transaction not yet indexed

pp8a4ZWKczWRkNgGaMy3ZSUXQgjgRbVioZiwqEfECCWGc6fNmDozvgj7DA6jPxfb78amVDkpYRNbXWQtzF2x4o7

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