Trying to give my Fangorn player access to a Fangorn Warhorn Shopkeeper, but it only gives the Shire Warhorn and there isn't a number like "damage" for drinks. Any way to make it the Fangorn one?

/lotr_summon lotr.RohanBrewer ~ ~1 ~ {LOTRBuyTrades:{Trades:[{id:4507,Cost:2000,Count:1}]},NPCPersistent:1}