https://api.useful-api.com/districts
zh-hk | en
number
boolean
[
{
"id": 2,
"region": "九龍",
"districts": [
{
"id": 20,
"name": "九龍城區",
"subDistricts": [
{
"id": 2000,
"name": "紅磡"
}
]
}
]
}
]