Transaction not yet indexed

UdJku9AkJNcWnaPNEMv2ipdEcWbDUE2WRDC43LNrtjCSjwsguYBt8B3Nx5pJpp4dN8K6s1m1xD23HkoQWqF76k6

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