My proposal for the layer json is as follows:
[
{
"layer_name": "dp_rijkswaterstaat2:wmsdpra_afvoerverdeling",
"display_name": "afvoerverdeling",
"url": "http://lh:8000/layers/10/",
"description": null,
"metadata": null,
"legend_url": null,
"enable_search": true,
"styles": "",
"format": "image/png",
"height": "256",
"width": "256",
"tiled": "true",
"transparent": "true",
"wms_url": "http://test-geoserver1.lizard.net/geoserver/dp_rijkswaterstaat2/wms",
"opacity": 0.5
}
]
My proposal for the layer json is as follows: