Transaction not yet indexed

21F8USjSFamPGBZ3gPQkjg9crjhhe7tAz3ruJNk7CyFzDcuf8F7LaHWrGGTy7TyQBqXFFAx3BbbAqiumFqJ4pbvT

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