Transaction not yet indexed

HkMLNkcC1x51qqxkLKBpYTcHTb1WCkjxm1teA5LUHR3d3ABv2XHXdGQbmbtXBDQvs5iTrTyHeFbUon9S7TKd7hZ

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