Transaction not yet indexed

5Uk768tbCjTbvfe7pTWkrdFzLBJW8VeFXPh5ztnXisjvAKs8uqUDyhAJzbSnPVfmah6bnvBqFU2cYfPPCpmNETZ

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