Order constructor
Order({})
Implementation
Order({
this.id,
this.price,
this.size,
this.productId,
this.profileId,
this.side,
this.type,
this.timeInForce,
this.postOnly,
this.createdAt,
this.fillFees,
this.filledSize,
this.executedValue,
this.status,
this.settled,
});