We have migrated a website from .NET platform to Magento. We have changed the URL structure of both the websites hence the old URL needs to be redirected to New URL.
1) Old URL: http://www.example.com/p-20912-nutrasec.aspx
2) New URL: https://www.example.com/nutrasec
Many of our old URL are HTTP which needs to be redirected to HTTPS. I have used Magento URL Custom Rewrite feature to perform redirection. The redirection performed is 301 permanent. Please check the screenshot below
Though redirection works but we are getting multiple redirection for it ie:
2) And then again a second redirection is occured to https://www.example.com/nutrasec which is 
This is a huge problem. The configuration done in the admin are as below:
We are using nginx server. It seems to be a problem with Magento Redirection. Any help will be appreciated.