#include <string>

enum class OrderBookType
{
  bid,
  ask
};

class OrderBookEntry
{
  public:
    OrderBookEntry(
      double price,
      double amount,
      std::string timestamp,
      std::string product,
      OrderBookType orderType);
    double price;
    double amount;
    std::string timestamp;
    std::string product;
    OrderBookType orderType;
};