text: #ifndef BEST_BID_ASK_LIB_PAYLOAD_TAGS_H
  #define BEST_BID_ASK_LIB_PAYLOAD_TAGS_H
  
  namespace payload::tags {
  constexpr auto Bids = "bids";
  constexpr auto Asks = "asks";
  constexpr auto Type = "type";
  constexpr auto Snapshot = "snapshot";
  constexpr auto Update = "update";
  constexpr auto EventTime = "event_time";
  } // payload::tags
  #endif //BEST_BID_ASK_LIB_PAYLOAD_TAGS_H