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A new repeat control separator for templatized strings has been introduced that formats the control's value as a JSON array. JSON array format is commonly used when generating metadata for the Filesystem Connector and other integrations. To include values from repeating controls and multi-select controls in your metadata, designers can now use the built-in separator 'json' i.e. {json|controlname}. This special separator resolves to the JSON format, and is far simpler than the previous method of specifying the JSON separator characters i.e. ["{","|controlname}"].
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