Transaction not yet indexed

5Sff3Rk8VpbYTaT8zvGEiHZWUwnxtb63tdWhdKwbd3JZo3MQSXmSDwrJW2qdn3JtgUEHni4KubJgjxNbKU8qTHCV

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