API C TransmogCollection.GetItemInfo

Returns appearance info for an item. appearanceID, sourceID = C_TransmogCollection.GetItemInfo(itemID|itemString [, itemModID])

Arguments

 * itemID|itemString : number|string
 * itemModID : number (optional) - The item rank/variant in transmog sets.

Returns

 * appearanceID : number
 * sourceID : number