Transaction not yet indexed

MePn3JGXZYbHTDTqB4DfNM9UpYd6nbYcCS8DuKM96aQyx3eVm85ryRL5NTvcpQr4SF6oruCU5xPTZAARWmpjTU5

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