Camera cannon - Cancellation of item and lost of huge money for refund it where the item was at on offer 4200 but it

On january **st **** i had choose one camera name as canon ****D on the detail title as ********** canon Eos ****D made Rs **** after seeing this direct i had contact the dealer name as anju kumar from mumbai actually i dont know where he from ...he said afer payment i will start to pack the item and track for its ok i make payment for it but after somewhile he asked amount for gst ...than after increasing my money at ***** i made desicion to not buy than i want to refund it but the name as anju kumar he told me to ask money for refund and increase money at ***** ...he told me to wait * hours after * hours it will auto transfer on my account but till i had been wait for one day the amount not transfered i had asked my money than anju kumar asked me to pay again **** to cancel amount so freind this is the story of online quikr bazaar ....before you didnot verified to the dealer ..