Transaction not yet indexed

21Hzzacu9B6eNPgSYKAstfmw9GL1sqBZxLZ2fNfb6EYVU83dp9JVgtycrrtrFvhMPwW3MKeEMTdv8trFgmiZSMmu

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