ListTemplateOverride

{
    "firstRowOption": {
        "fieldOption": {
            "fields": [
                {
                    "dateFormat": "DATE_FORMAT_UNSPECIFIED",
                    "fieldPath": "string"
                }
            ]
        },
        "transitOption": "TRANSIT_OPTION_UNSPECIFIED"
    },
    "secondRowOption": {
        "fields": [
            {
                "dateFormat": "DATE_FORMAT_UNSPECIFIED",
                "fieldPath": "string"
            }
        ]
    },
    "thirdRowOption": {
        "fields": [
            {
                "dateFormat": "DATE_FORMAT_UNSPECIFIED",
                "fieldPath": "string"
            }
        ]
    }
}