Transaction not yet indexed

21SfYBjSC9L3Us95cSrVF49wqRYK1dYBHc95ycPLCjpCMQZAZf8gri9BnzWTXyvAEiGZS18KBHe69hFUpRxQo4YP

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