Transaction not yet indexed

MFkmkGKvFYgSAj46phP9vPmqvwuNKZuCdYjY8Dcskxnp1dDP9V2RzE22futSiBNmSuHWGZ8LJEjV34NRpbnbU5v

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