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To access to Claim Form Layout builder, please click on Cogwheel icon and select Entities.
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On the list of entitiesgo to Claim Settings. See Claim Settings
On Claim Settings, click Fields & Layouts tab, click on Claim entity to open.
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Select the layout in Layouts. For ex:
Click on cogwheel icon to open Entity layout builder tool, then click on Advanced button
Advanced JSON Editor is displayed, like this:
Now, you can modify the JSON code or copy this code and use it in another layout.
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