# Why does call\_log\_id include '%Y%m%d' string in prefix?

**URL:** <https://devforum.zoom.us/t/why-does-call-log-id-include-y-m-d-string-in-prefix/103276>\
**Category:** API and Webhooks\
**Created:** [February 6, 2024, 5:36am UTC](https://devforum.zoom.us/t/why-does-call-log-id-include-y-m-d-string-in-prefix/103276 "2024-02-06T05:36:06Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![wtnvenga](https://avatars.discourse-cdn.com/v4/letter/w/d26b3c/32.png) [@wtnvenga](https://devforum.zoom.us/u/wtnvenga)\
**Post date:** [February 6, 2024, 5:36am UTC](https://devforum.zoom.us/t/why-does-call-log-id-include-y-m-d-string-in-prefix/103276/1 "2024-02-06T05:36:06Z")

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### Format Your New Topic as Follows:

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

- phone/call\_history
- phone/call\_history/{callLogId}

> **[Zoom Phone API](https://developers.zoom.us/docs/api/rest/reference/phone/methods/#operation/accountCallHistory)**
>
> API Reference for /docs/api/rest/reference/phone/methods

**Description**  
The official API documentation lists the following value as an example

> “id”: “48c1dfd4-91ce-4df5-8495-7c9e33d10869”

However, an actual GET from the API will return a string with the number “%Y%m%d” appended to the beginning.

For example,

> “id”: “20240201-48c1dfd4-91ce-4df5-8495-7c9e33d10869”

**Error?**  
None

**How To Reproduce**  
_Steps to reproduce the behavior:_  
_1. Request URL / Headers **(without credentials or sensitive info like emails, uuid, etc.)** / Body_

- phone/call\_history
- phone/call\_history/{callLogId}

_2. Authentication method or app type_

- server-to-server

_3. Any errors_

- None. returns different format string.

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/6/1/614bdd549b610bbaa46ff934617683a02bdaa03c.png) [@system](https://devforum.zoom.us/u/system)\
**Post date:** [February 8, 2025, 9:12pm UTC](https://devforum.zoom.us/t/why-does-call-log-id-include-y-m-d-string-in-prefix/103276/2 "2025-02-08T21:12:36Z")

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Closed on February 8, 2025, 9:12pm UTC

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