Transaction not yet indexed

XmktckKcm8nqQJJmsdrnCkPbmcMzpEvvf5DuzMv2uuvoSWcRunt8uFSP3zy2CUUa2q8XRPdLhsBPWdvuCB45GTw

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