Education: MS in Computer Science
Years of Experience: 6 years
Prior Experience: Applied Scientist at Amazon
Date of the Offer: April 22
Company: Microsoft
Title/Level: Senior Data and Applied Scientist / L63
Location: Bangalore
Salary: 45 LPA
Signing Bonus: 4 LPA
Stock bonus: 100K USD for 4 years
previous CTC: 61 LPA
Total comp (Salary + Bonus + Stock): 68.12 LPA (assuming zero performance bonus)
Total comp (Salary + Bonus + Stock): 72.62 LPA (assuming 10% performance bonus on Base)

I don't have a competing offer or a job. Is this salary fine for L63? I have not done any negotiation yet but it seems insane lowballing for machine learning experts.