fullOrdersUpdate(orders) {
    const ourOrders = {};
    for (const order of Bitmex.createOrders(orders).filter(order => order.status === 'open')) {
      ourOrders[order.id] = order;
    }

    this.orders = ourOrders;
  }
Updates all position; must be a full update not delta. Unknown current non orders are assumed to be closed

@param orders Orders in raw json from Bitmex