Updates for v0.123.0

See #2385

content/en/functions/data/GetJSON.md

@@ -15,6 +15,18 @@ action:
 toc: true
 ---
 
+{{% deprecated-in 0.123.0 %}}
+Instead, use [`transform.Unmarshal`] with a [global], [page], or [remote] resource.
+
+See the [remote data example].
+
+[`transform.Unmarshal`]: /functions/transform/unmarshal/
+[global]: /getting-started/glossary/#global-resource
+[page]: /getting-started/glossary/#page-resource
+[remote data example]: /functions/resources/getremote/#remote-data
+[remote]: /getting-started/glossary/#remote-resource
+{{% /deprecated-in %}}
+
 Given the following directory structure:
 
 ```text