Idea Cellular — recharge of 399 done and received message but not pee as plan

Address:	Thane, Maharashtra, 421302
Website:	Idea

Please note I checked plan of Idea recharge by dialing *121# which gave result as follows
399-Unltd Calls +70GB 70D whereas message I received
Recharge Done (Rs. 399 Unlimited calls with FUP 0.5GB data, 35 Days) surprised to note instead of 70 Days it is 35 Days? and instead of 70 GB it is 0.5 GB per Day which is 17 GB for 35 Days?