Transaction not yet indexed

MdLkbUd6jVGzVsaCDvppo6nG4fyP13iE9JCyRLQJCKmT1BYfBbXTgfdnr6Vfu4xpCyEDEVDpU2wPMBEm4T3RJkB

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