Transaction not yet indexed

21mX5J4R5zfhCKvfH5F8giw4caUPvY5m94Cg2CoAcGV4Ggcx84yUTDNtJsgi8Mm3QZmRbSs9nqvE5gtpDqNCdikU

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