Market deal state (id and status)
type MarketDealState {
# Deal ID
id: String! # 1ee796f9-f855-630e-8e7e-0242ac160005
# Deal custom ID
customId: String # my_id_42
# Steam offer ID
steamId: String # 6795949861
# Status
status: MarketDealStatus! # BUYER_OFFERED
# Price
price: Money!
}