Transaction not yet indexed

ER2UmtPw1zBBFS9xKMEdNP1CoyM1SVP2wmeKCDyxBdahSWCAneVoqMiBL264NuCYzqcqPqqp2Az9fDSb4KPmxqg

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