Transaction not yet indexed

5mb2GCu28eiPrznigGTGxHtW4vSGt5qYyQoCcDj8d6y3h9PfjuPiL7NiHPHVEYePY5vx3npFQoUvNxdjvLEXPHU1

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