Bajaj Finserv — Cross sell personal loan

Address:

Visakhapatnam, Andhra Pradesh, 530036

In month of october i took a loan from bajaj finserv. i was told on phone and in person by the customer representative of bajaj that rate of interest of the loan would be around 16%.But when the loan was issued to my horror i found the it was 33%.I felt cheated and when i contacted the representative, he was giving excuses at first, then after he stopped picking up phone.please suggest me how to take the issue for redressal of my grievance. Loan no: 4080PL15775161