Transaction not yet indexed

HXumyGQtY87QGyeJaQLiECeqjWmd6YjMa1LHmQzsgAnUt2wLD6ykkxd9uQo7aSimDmPWa2EcY2HDnX4cfWRXb54

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