children, ordered by the position's order then name.{
"id": "string",
"name": "string",
"photoUrl": "string",
"holder": {
"userId": "string",
"name": "string",
"nip": "string",
"rank": "string"
},
"children": [
{
"id": "string",
"name": "string",
"photoUrl": "string",
"holder": {
"userId": "string",
"name": "string",
"nip": "string",
"rank": "string"
},
"children": []
}
]
}