How can I log in to my momo pos account in my phone?

How do I login my momo POS account on my phone or check the profile

Am owing someone some amount of money and she seized my pos, so I want to login the account into my phone so that I can change some informations on it

I am trying to check my account balance, transaction history and even withdraw/transfer money from my MoMo POS but all to no avail

I lost my phone last night and I want to login my momo account to withdraw out my money but momo send a verification code and I can't access the code to login.Please i need help...