Transaction not yet indexed

Nb4MMBuXcPYnuvJQxMeAK3jgbUp9TX9LmMT1CrpjE8rfHy1AzHkBqypFCtCcpoEmkP2LsnefnPQseKDYcjoGAqe

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