Transaction not yet indexed

21YmUMk4rbBTRxjTv1RYXMCHYYGAuMptqWZnYNgWitqwA5ucEf5JD9iiPrpamFSkaZUupbvRQE8f1k8maxQLVKFc

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