Transaction not yet indexed

21UPfJhNxXfzLFJtb5hUctPBHrZfiLrPtNPYpN9b3opemBFrVpPmf2zLamSAJLNTSRobHdZw5ZWCRrex9zLz7HPe

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