Sangeetha Mobiles — Cash back not received for vivo mobile"invoice no: rdi/rnb6"

Address:

Haveri, Karnataka

I have purchased vivo y21l mobile at ranebennur sangeetha store on 12.02.2017.
At the time of buying they told that i should get cash back immediately invoice generated but on the same day the message was not come and in the shop they told it will come tomorrow.
I contacted many times to ranebennur sangeetha store regarding cash back but the issue not solved