def withdraw(address:, amount:, currency:, fee: nil, addr_tag: nil) # 申请提现虚拟币
      post '/v1/dw/withdraw/api/create', fun_params(__method__, binding).transform_keys {|key| key.to_s.sub('_', '-')}
    end
def withdraw(address:, amount:, currency:, fee: nil, addr_tag: nil) # 申请提现虚拟币
      post '/v1/dw/withdraw/api/create', fun_params(__method__, binding).transform_keys {|key| key.to_s.sub('_', '-')}
    end
虚拟币提现API