Transaction not yet indexed

MRN1PnDofG91i3hhLdv5mnstSyABQHMT5GNEkSU4FCvj2713eD3rVPEoLXU88HeVbAdwEKTrrkRJbbRY7Q3fkRT

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