Just saw it and it conveys the spirit of Bengal (especially Kolkata) excellently. I must say it is very similar to the video released by Star Bharat when it rebranded, especially with the faceless people.
Most of the reality shows on Zee Bangla a few years back were sponsored by Pran, especially Mirakkel (a standup comedy show). Pran is a Bangladeshi company and Mirakkel has always had many Bangladeshi contestants.