Transaction not yet indexed

FKkmu6cPCresUvKiP4xKaEdn6UGZomuT94RGvvrUT4YAt4uYYGWw3mA3EdLufMhuCEaRHymstXP8GrP7j8jSAFu

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