Issue on checkout UI thank you page block setup

[jaronsmith2006]

Please list the package(s) involved in the issue, and include the version you are using

Shopify checkout UI extensions

Describe the bug

Unable to save the block on the thank you page. Error popup while saving the block.

Steps to reproduce the behavior:

• Create a development store with checkout extensibility access.
• Attempt to set up a block on the thank you page using the code provided in the Shopify documentation.
• Save the block.

  Expected behavior

  The block should save without error.

Screenshot

[jun-shop]

👋 hi @jaronsmith2006 was there a particular tutorial you were following? if so could you link the doc?

[jaronsmith2006]

Hi @jun-shop shopify documentation https://shopify.dev/docs/api/checkout-ui-extensions/unstable/targets/block/purchase-thank-you-block-render

and https://shopify.dev/docs/api/checkout-ui-extensions/unstable/targets tried all targets, facing same error for all targets.