Transaction not yet indexed

mktfvZQXqNhGTByu5xtxTACFrvR36X7Yz7BqEGkp7cdfce5fFfM24vtuCK3koMJrvYwpMGxSfeypYofWijmZe1U

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