sms fees

    if transaction_feed.is_pin? && transaction_feed.card.card_account.fee_plan == "Monthly Fee"
      pin_fee_amount = BigDecimal(transaction_feed.card.store.region.region_setting[:settings]["monthly_plan_pin_fee"])
      current_balance -= pin_fee_amount
    end 

    if transaction_feed.is_pin? && transaction_feed.card.card_account.fee_plan == "Pay as you go"
      pin_fee_amount = BigDecimal(transaction_feed.card.store.region.region_setting[:settings]["pay_as_you_go_pin_fee"])
      current_balance -= pin_fee_amount
    end