button/Anchor Tag click event not worked in outlook client email..

Hi Everyone,

we want to send one email to client with two buttons "Approve/Reject"(this part is done) and next is on click of Approve calling an rest API to store in DB.

In html template, i can call API when user click on button.. but this thing not working in Outlook desktop client & Outlook offie 365 site.

can you some one guide how to achiv this thing and what is alternative for it ?