# Webhook Subscription

**URL:** <https://forum.inductiveautomation.com/t/webhook-subscription/112240>\
**Category:** Ignition\
**Tags:** vision, scripting\
**Created:** [November 17, 2025, 8:03pm UTC](https://forum.inductiveautomation.com/t/webhook-subscription/112240 "2025-11-17T20:03:52Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![paul-griffith](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/paul-griffith/32/37249_2.png) [@paul-griffith](https://forum.inductiveautomation.com/u/paul-griffith)\
**Post date:** [November 17, 2025, 11:22pm UTC](https://forum.inductiveautomation.com/t/webhook-subscription/112240/2 "2025-11-17T23:22:35Z")

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> [@FastAPI POST endpoint returning "Field required" when sending dictionary from Jython](https://forum.inductiveautomation.com/t/fastapi-post-endpoint-returning-field-required-when-sending-dictionary-from-jython/111141/11):
>
> Try this, because some servers are bad at negotiating HTTP\_2 downgrades. Make this call: client = system.net.httpClient() Into: client = system.net.httpClient(version="HTTP\_1\_1")

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