Mail body should be
"Dear Aamir Noor Ali,
Greetings!
Kindly find your consultancy agreement attached below. Please read it thoroughly, then sign on the right-hand side bottom corner of all the pages and send the PDF scan of the signed copy to me ASAP.
Also, kindly upload the signed copy in the Staffing Go onboarding details as instructed by UNH without further delay.
For any confusion, please call me.
Thanks & Regards,
Siddhartha"
Thanks and Regards,
Madhab