# API Returning Null

**URL:** <https://devforum.zoom.us/t/api-returning-null/138709>\
**Category:** API and Webhooks\
**Created:** [November 14, 2025, 9:19am UTC](https://devforum.zoom.us/t/api-returning-null/138709 "2025-11-14T09:19:11Z")\
**Posts on this page:** 4\
**Page:** 1

<div class="post-metadata">

**Author:** ![Anisha1](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/anisha1/32/72278_2.png) [@Anisha1](https://devforum.zoom.us/u/Anisha1)\
**Post date:** [November 14, 2025, 9:19am UTC](https://devforum.zoom.us/t/api-returning-null/138709/1 "2025-11-14T09:19:12Z")

</div>

### New Topic as Follows:

**API Endpoint(s) and/or Zoom API Event(s)**

API to get participants (merge without spaces) : https : // api . zoom . us / v2 / report / webinars / ABCDE12345 / participants

**Description**  
_Need to display participants in the zoom webinar_

**Error?**  
87296038725  
84340358941  
for both this webinar id participants is 0

–header ‘Accept: application/json’  
–header ‘Authorization: Bearer eyJzdiI6IjAwMDAwMiIsImFsZyI6IkhTNTEyIiwidiI6IjIuMCIsImtpZCI6IjUzZjk2N2U2LTdmZGItNDY2YS1hOGFkLTU5NTY2MWZlZjU3MiJ9.eyJhdWQiOiJodHRwczovL29hdXRoLnpvb20udXMiLCJ1aWQiOiI5UEUzMC1XTFFkYTY0dDE2bGFnRjVBIiwidmVyIjoxMCwiYXVpZCI6ImQ3YzRiMGEyMjk1OGQ1OTNlYjQ0ZjJiMDA2NTFlZTExYmQ5ZGIyYWZiNDkxZjQ5YTZiNjU5ZGE2N2UxNDdlMWQiLCJuYmYiOjE3NjI4NDQyMDgsImNvZGUiOiJPUE1IU2ZiWlJnbURoN1JTdzVRcll3ZmtOdUJtMDZwYVAiLCJpc3MiOiJ6bTpjaWQ6bkhsTFkyZlJUd3EwSnJkbmdsbHRnIiwiZ25vIjowLCJleHAiOjE3NjI4NDc4MDgsInR5cGUiOjMsImlhdCI6MTc2Mjg0NDIwOCwiYWlkIjoiaW5wQlFHeVhRb2FIV05MQnNTTmRHZyJ9.NWcuyY4CsXBtF1cWy91uTbivT8oEYeqfwAW4gb04vtD8PnLjrorBkv-KCOzqs3EniVrf4YstHffPygvb5E\_IMA’  
–header ‘Cookie: \_zm\_lang=en-US; \_zm\_mtk\_guid=2e8585a479ec4373ad5d2dceefac14e5; \_zm\_visitor\_guid=6011c0340e8f481280f50b78fbe1b68e’

**How To Reproduce**  
_Steps to reproduce the behavior:_  
_1. Request URL / Headers **(without credentials or sensitive info like emails, uuid, etc.)** / Body_  
_2. Authentication method or app type_  
_3. Any errors_

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<div class="post-metadata">

**Author:** ![gianni.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/gianni.zoom/32/32523_2.png) [@gianni.zoom](https://devforum.zoom.us/u/gianni.zoom)\
**Post date:** [November 17, 2025, 3:23pm UTC](https://devforum.zoom.us/t/api-returning-null/138709/2 "2025-11-17T15:23:14Z")

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Hi @Anisha1 , just to confirm, everything about the webinar details are being returned with the exception of the participants array?

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<div class="post-metadata">

**Author:** ![Anisha1](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/anisha1/32/72278_2.png) [@Anisha1](https://devforum.zoom.us/u/Anisha1)\
**Post date:** [November 24, 2025, 8:58am UTC](https://devforum.zoom.us/t/api-returning-null/138709/4 "2025-11-24T08:58:30Z")

</div>

No, an empty array is coming for the 1st time

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<div class="post-metadata">

**Author:** ![gianni.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/gianni.zoom/32/32523_2.png) [@gianni.zoom](https://devforum.zoom.us/u/gianni.zoom)\
**Post date:** [December 1, 2025, 8:30pm UTC](https://devforum.zoom.us/t/api-returning-null/138709/5 "2025-12-01T20:30:02Z")

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Hi @Anisha1 , can you please share the zm-tracking-id for both calls and screenshots? Can you verify the webinars have not been deleted?