Transaction not yet indexed

21n8D8XMqvF8SMdQYMv3WqtCDyPEhopo4BMnSFdGSNQbJNJhN2LpTPhLCuv6mMiMerr8S2XGNjA1dmivfNMuPrb6

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