Transaction not yet indexed

53ecx51fBk3CQxQgnnJvP5SQXh3Pr6QQijk7ESBwgr4EcqjGUofmjMgTguTjsH9YtJR5e7RPNcEtF9Dsadbs3xr8

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