Transaction not yet indexed

ST4hkMPD1cFGNj3RfiEU964bDBmvx5dLPkZ8Q6PYnbjjiTf13vVskHVEb7PCvMU1BNpb95L6w4uSgGkmXTDEFM8

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