Transaction not yet indexed

MkkaW3V4TVbJ1PLzFwAmWaU9mCaAsauvb4e4YXCNNX975SbQhgUErevR9BQ3XXmXNz7ztrKT1ooPWEfrfWTJdCS

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