Transaction not yet indexed

EPMcTKSkGSbH3Qf4LjhTe3iPd2pQsrPp57eZujSD6REtJ8yrz21wziHfzqdvkPLGArr6buJSMcqHPVh4zffSHm1

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