capabilities.json

{
    "dataRoles": [
        {
            "displayName": "Category Data",
            "name": "category",
            "kind": "Grouping"
        }
    ],
    "objects": {
        "general": {
            "displayName": "General",
            "properties": {
                "filter": {
                    "type": {
                        "filter": true
                    }
                },
                "SearchText": {
                    "type": {
                        "text": true
                    }
                }
            }
        }
    },
    "dataViewMappings": [
        {
            "conditions": [
                {
                    "category": {
                        "max": 1
                    }
                }
            ],
            "categorical": {
                "categories": {
                    "for": {
                        "in": "category"
                    },
                    "dataReductionAlgorithm": {
                        "top": {
                            "count": 150000
                        }
                    }
                }
            }
        }
    ]
}