how to get list of participates in zoom meeting using API.

HI Team,

How to get list of live participants in zoom meeting using API. I tried so many methods but not working. please help

1. http://api.zoom.us/v2/past_meetings/{meetingid}/participants -- to get past participants list
2. http://api.zoom.us/v2/metrics/meetings/{meetingid}/participants -- to get metric list

above mentioned api's are not working for me.