Transaction not yet indexed

21NmUhM8bUnVaVvn5HHyJYaZwwVqrjG7LLXqm2csvfFRDo4wEgYjn2bA37MQ4DKKTvTJYhi2SP7rgFKUhVWby71i

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