Transaction not yet indexed

1u3LbhkRvJ3phDkfTeBv45om2c93a8ApvbPJxWa4LXFbb13q2Ut7RgF5c6V4KjGpS5Fsb7dxMcjtuwWZDQ7gSp3

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