Use the same structure but change "type": "resources" to "type": "data" .
"format_version": 2, "header": "name": "Ported Mod Name", "description": "Converted from Java mod", "uuid": "<generate a unique UUID>", "version": [1, 0, 0], "min_engine_version": [1, 19, 0] , "modules": [
to import Java block/item models and export them as Bedrock geometry files ( Step 3: Texture Conversion : Use tools like the Java to Bedrock Hack to convert UI and environment textures. Step 4: Pack the Addon
There’s no automatic translation. You literally reprogram the feature.
Test iteratively