Transaction not yet indexed

21Gf6PK5v6NrbPvn7f7zo1rA9XxbYvKqCm1FMH9YaBCAbk2w1RrexiwP6tznyVtsXv7sUzE9krCnSgEevF5BAB5w

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