Transaction not yet indexed

MdkDdvL4joXHRu8mfRdgjoiAc7wpJUigPfrKB1tuBEhQWimrwCkoes5rA3YkqCqJoqPyRaUAiFcAhXrGCBeibmF

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