Transaction not yet indexed

FKM8u8wX7Hiv9ZvomhMesJ8FPiUt7bShdBhCdLjrgaZaVWD9Us5ubw1duTJSXeiXQFEPrvhXjavuW3HvzZMJSJ4

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