text: from typing import Any, Dict
  
  from hummingbot.client.config.config_methods import using_exchange
  from hummingbot.client.config.config_var import ConfigVar
  
  CENTRALIZED = True
  EXAMPLE_PAIR = "ZRX-ETH"
  DEFAULT_FEES = [0.1, 0.1]
  
  
  def is_exchange_information_valid(exchange_info: Dict[str, Any]) -> bool:
      """
      Verifies if a trading pair is enabled to operate with based on its exchange information
      :param exchange_info: the exchange information for a trading pair
      :return: True if the trading pair is enabled, False otherwise
      """
      return exchange_info.get("status", None) == "TRADING" and "SPOT" in exchange_info.get("permissions", list())
  
  
  KEYS = {
      "binance_api_key":
          ConfigVar(key="binance_api_key",
                    prompt="Enter your Binance API key >>> ",
                    required_if=using_exchange("binance"),
                    is_secure=True,
                    is_connect_key=True),
      "binance_api_secret":
          ConfigVar(key="binance_api_secret",
                    prompt="Enter your Binance API secret >>> ",
                    required_if=using_exchange("binance"),
                    is_secure=True,
                    is_connect_key=True),
  }
  
  OTHER_DOMAINS = ["binance_us"]
  OTHER_DOMAINS_PARAMETER = {"binance_us": "us"}
  OTHER_DOMAINS_EXAMPLE_PAIR = {"binance_us": "BTC-USDT"}
  OTHER_DOMAINS_DEFAULT_FEES = {"binance_us": [0.1, 0.1]}
  OTHER_DOMAINS_KEYS = {"binance_us": {
      "binance_us_api_key":
          ConfigVar(key="binance_us_api_key",
                    prompt="Enter your Binance US API key >>> ",
                    required_if=using_exchange("binance_us"),
                    is_secure=True,
                    is_connect_key=True),
      "binance_us_api_secret":
          ConfigVar(key="binance_us_api_secret",
                    prompt="Enter your Binance US API secret >>> ",
                    required_if=using_exchange("binance_us"),
                    is_secure=True,
                    is_connect_key=True),
  }}
  