Вот напроимер dataset
dataset: DOMStringMap(5) { costPrefix → "+", modifImg → "/images/modificators/razmer.jpg", modifName → "120х200", … }
costPrefix: "+"
linkId: "07cd4e627e93c535a342a195a6da523285efffbc3c671044"
modifCost: "15000"
modifImg: "/images/modificators/razmer.jpg"
modifName: "120х200"