PerpetualPositionResponseObject
market: Ticker
status: PerpetualPositionStatus
side: PositionSide
size: Quantity
maxSize: Quantity
entryPrice: Price
exitPrice: Price
realizedPnl: BigDecimal
createdAt: DateTime in UTC
createdAtHeight: Height
sumOpen: BigDecimal
sumClose: BigDecimal
netFunding: BigDecimal
unrealizedPnl: BigDecimal
closedAt: DateTime in UTC
subaccount_number: SubaccountNumber