Transaction not yet indexed

21z6uJM3rodnoFNJqHCfXQDXunP71iB99TfNGsXUnStv5bFGuH5XhAwWsrR1zrcbktkNBQBoxVeNbH9hGFAYS4Et

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