[HTML][PHP]Sortowanie multidimensional array Opcje

[goartur]

Mam

[PHP] pobierz, plaintext 
{
    "Zuiderlicht College": {
        "id": 71,
        "name": "Zuiderlicht College",
        "score": 3,
        "fav": 0,
        "priority": 2
    },
    "Winford Amsterdam": {
        "id": 70,
        "name": "Winford Amsterdam",
        "score": 5,
        "fav": 0,
        "priority": 3
    },
    "Wellantcollege Linnaeus": {
        "id": 69,
        "name": "Wellantcollege Linnaeus",
        "score": 2,
        "fav": 0,
        "priority": 0
    },
    "Wellantcollege Amsterdam Sloten": {
        "id": 68,
        "name": "Wellantcollege Amsterdam Sloten",
        "score": 2,
        "fav": 0,
        "priority": 0
    },
}
[PHP] pobierz, plaintext 

Musze posortowac ta array na podstawie klucza "score"
Lecz nie mam zadnego pomyslu.. Pomocy