Billdesk — Mobile Balance is reducing after payment

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Murshidabad, West Bengal, 742225

I have recharged my Vodafone no [protected] through ICICI Bank by My Vodafone app.After recharging an amount of 50 ps is reducing from my Vodafone Number main balance from 2 days.So kindly deactivate this service from my mobile number so that no amount should reduce from my Mobile balance.This problem is occurring from 2 days.So kindly resolve this balance reducing issues