enum MarketDealCancelReason {
UNKNOWN
INTERNAL
STEAM_ISSUES
SKIN_UNAVAILABLE
STEAM_VAC_BAN
CANCEL_BY_ADMIN
SELLER_NOT_TRADEABLE
SELLER_APIKEY_INVALID
SELLER_TRADE_URL_INVALID
SELLER_STEAM_CANCELLED
SELLER_STEAM_FAMILY_VIEW
BUYER_NOT_TRADEABLE
BUYER_TRADE_URL_INVALID
BUYER_INVENTORY_PRIVATE
BUYER_STEAM_CANCELLED
BUYER_TOO_MANY_FAILED_ATTEMPTS
BUYER_STEAM_FAMILY_VIEW
}