Welcome to Connect, @jayvardhan.patil
Fortunately there is not an automatic relationship between levels and rewards, and no one will guarantee that you (or me) will receive a reward.
As you can read in Question about a Local Guides reward email? Read this first
The key seems to be Great Content.
I checked your profile, and honestly no one of your 5 visible reviews can be considered “great”. The other 25 reviews are made hidden by Google Maps, probably because against the policies.
So I suggest you to check the contributions first