Transaction not yet indexed

518ExdWMNw4vVzLukkRjcaecf7HU7LiNuypvca7fEpisHDR6v7ePTbJ85hTWKDV9w7U3V2tfWU89Atm7e9KDX5ZF

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