@type t() :: %Kujira.Fin.Order{
  created_at: DateTime.t(),
  filled_amount: integer(),
  id: String.t(),
  offer_token: Kujira.Token.t(),
  original_offer_amount: integer(),
  owner: String.t(),
  pair: {Kujira.Fin.Pair, String.t()},
  price: Decimal.t(),
  remaining_offer_amount: integer()
}