Rediff.com India — account is been hacked

Address:

Thane, Maharashtra, 401208

I received an email on 26th dec at 0358am in junk box from my own email id which is [protected]@rediffmail.com saying my email id is hacked and he can access my phone data and is asking for money in return to be transferred in his account in next 48hours, i immediately deleted all the emails from junk box.
Kindly look into it and advice if my email id is hacked and take necessary action on it. Waiting for your reply.
I hope you take this email on priority base and solve. Hoping u understand my concern. U can send me an email on my other email id also [protected]@gmail.com

Regards
Sabina gomez