Transaction not yet indexed

5uk56LDGucf8dUTMTSAQYSRxpcvfYvWcUGTPtYdwBLpaWNqQvKCjQFdnajxmpkLbBT8urc1aJuKCKPXf1sM6J4H1

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