Transaction not yet indexed

21ZZytr3m7JHFGjfSJwvrN6MNwi1mmT2ME4A45eRPf3qoA6WFwU7q6Ue1eAwq8WKvymZZTAkLmHGib9U1nyWgtSG

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