const data = [
{
"objectId": "WMtwbyhFI6",
"cuisineNameEn": "Cafe",
"ordersNo": 20,
"hidden": false
},
{
"objectId": "QJSNTMpq5F",
"ordersNo": 24,
"cuisineNameEn": "Italian",
"hidden": false
},
{
"objectId": "iLXKswFRGa",
"ordersNo": 5,
"cuisineNameEn": "Japanese",
"hidden": true
},
{
"objectId": "Db0MeihpJE",
"ordersNo": 6,
"cuisineNameEn": "Fast Food",
"hidden": false
},
{
"objectId": "QJSNTMpq5F",
"ordersNo": 24,
"cuisineNameEn": "Italian",
"hidden": false
},
{
"objectId": "Db0MeihpJE",
"ordersNo": 6,
"cuisineNameEn": "Fast Food",
"hidden": false
},
{
"objectId": "Db0MeihpJE",
"ordersNo": 6,
"cuisineNameEn": "Fast Food",
"hidden": false,
},
{
"objectId": "Db0MeihpJE",
"ordersNo": 6,
"cuisineNameEn": "Fast Food",
"hidden": false
},
{
"objectId": "Db0MeihpJE",
"ordersNo": 6,
"cuisineNameEn": "Fast Food",
"hidden": false
},
{
"objectId": "Db0MeihpJE",
"ordersNo": 6,
"cuisineNameEn": "Fast Food",
"hidden": false
},
{
"objectId": "Db0MeihpJE",
"ordersNo": 6,
"cuisineNameEn": "Fast Food",
"hidden": false
}
];
console.log(data.reduce((acc, x) =>
acc.concat(acc.find(y => y.ordersNo === x.ordersNo) ? [] : [x])
, []));