Transaction not yet indexed

5Sm91SAnwCXNn22Vjea3wcEmLpY2T6Nme7GLmvWHXcqpd3ucJUGFkoTAXTsVr9Sn7n8eH2wCEfYMdzpnCi3MdcrT

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