Transaction not yet indexed

3u21Xtkz6ThfSfYKDFKpXrxUUVc5LQpwHLhj5twBTxofPSanEB2oVpbVaLHU2Gn5iBQDcMj3LEGHfVPN4knbtgmS

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