Transaction not yet indexed

MkKofgN3AqTTrp4N2cvhzZBbcwTKGX5j8tNVSDssS8q2Tvo9AxFUDfc6paxGjGGPLgqvyTHvV9m2D9UKeGC5dTY

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