Transaction not yet indexed

421U3F5VCvm27ZkRYgEK1GrLTs8MeaCr95WyB2gCWDc3pzzfnw5TP9DBvGyZYRr98aL6bNarVvn9sBFgxgzamgb1

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