i also get same message from +919654215126 asking me to contact on sm70m@live.com by mail i dont know why & from where

Unknown Number

I also received the same message from +919716488595....!
do not know why.

i have got a message that "do get back to me on tis e amal:sm70m@live.com for amatter that requires your urgent attention which i do not want to talk over phone. thankyou". i just want to know from where it is coming and who is sending,pls help me if you know  thankyou