group ma departments based on a faculty

[
   "ICT" => [
        {
            "id" : "1",
            "name" : 'Department of ICT",
        },
        {
            "id" : "1",
            "name" : 'Department of ICT",
        },
        {
            "id" : "1",
            "name" : 'Department of ICT",
        },
    ]
]