Transaction not yet indexed

1ErvRcUGJdSHuEASesG3752ctHVwXC5g5ysBsP9wocBvcf9vcPDqoe9GMd1m3FVdBLufdxABJuFTb8tBwHfZvpC

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