Transaction not yet indexed

421AZSFCqqh5grzomHmgMwMcPakdJ4VZ8fZkTQVRSSJrAx8SRHbktcwyE8srj5ZMrVPmXDYaUaVZhsFJL2irTxpk

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