Transaction not yet indexed

ymDUsjHyeN8oLwZb4eeN3iBAWjsZbn7DySfc8Rncj1hGNWyR1upNsjm4W2gApNDTLfDyeAnFchLixZdeL2ekmz1

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