t() :: %ExBitmex.Instrument{
  ask_price: term(),
  bankrupt_limit_down_price: term(),
  bankrupt_limit_up_price: term(),
  bid_price: term(),
  buy_leg: term(),
  calc_interval: term(),
  capped: term(),
  closing_timestamp: term(),
  deleverage: term(),
  expiry: term(),
  fair_basis: term(),
  fair_basis_rate: term(),
  fair_method: term(),
  fair_price: term(),
  foreign_notional24h: term(),
  front: term(),
  funding_base_symbol: term(),
  funding_interval: term(),
  funding_premium_symbol: term(),
  funding_quote_symbol: term(),
  funding_rate: term(),
  funding_timestamp: term(),
  has_liquidity: term(),
  high_price: term(),
  home_notional24h: term(),
  impact_ask_price: term(),
  impact_bid_price: term(),
  impact_mid_price: term(),
  indicative_funding_rate: term(),
  indicative_settle_price: term(),
  indicative_tax_rate: term(),
  init_margin: term(),
  insurance_fee: term(),
  inverse_leg: term(),
  is_inverse: term(),
  is_quanto: term(),
  last_change_pcnt: term(),
  last_price: term(),
  last_price_protected: term(),
  last_tick_direction: term(),
  limit: term(),
  limit_down_price: term(),
  limit_up_price: term(),
  listing: term(),
  lot_size: term(),
  low_price: term(),
  maint_margin: term(),
  maker_fee: term(),
  mark_method: term(),
  mark_price: term(),
  max_order_qty: term(),
  max_price: term(),
  mid_price: term(),
  multiplier: term(),
  open_interest: term(),
  open_value: term(),
  opening_timestamp: term(),
  option_multiplier: term(),
  option_strike_pcnt: term(),
  option_strike_price: term(),
  option_strike_round: term(),
  option_underlying_price: term(),
  position_currency: term(),
  prev_close_price: term(),
  prev_price24h: term(),
  prev_total_turnover: term(),
  prev_total_volume: term(),
  publish_interval: term(),
  publish_time: term(),
  quote_currency: term(),
  quote_to_settle_multiplier: term(),
  rebalance_interval: term(),
  rebalance_timestamp: term(),
  reference: term(),
  reference_symbol: term(),
  relist_interval: term(),
  risk_limit: term(),
  risk_step: term(),
  root_symbol: term(),
  sell_leg: term(),
  session_interval: term(),
  settl_currency: term(),
  settle: term(),
  settled_price: term(),
  settlement_fee: term(),
  state: term(),
  symbol: term(),
  taker_fee: term(),
  taxed: term(),
  tick_size: term(),
  timestamp: term(),
  total_turnover: term(),
  total_volume: term(),
  turnover: term(),
  turnover24h: term(),
  typ: term(),
  underlying: term(),
  underlying_symbol: term(),
  underlying_to_position_multiplier: term(),
  underlying_to_settle_multiplier: term(),
  volume: term(),
  volume24h: term(),
  vwap: term()
}