获取活动信息

{
    "code": "GET_ACTIVITY_INFO",
    "message": "成功获取活动信息",
    "data": {
        "id": 1,
        "publisher": 2352,
        "title": "测试活动",
        "image_url": "https://oss.half-nothing.cn/half64x64.png",
        "active_time": "2025-08-20T11:30:00Z",
        "departure_airport": "ZSSS",
        "arrival_airport": "ZBAD",
        "route": "POMOK G330 PIMOL A593 DALIM W157 AVBOX",
        "distance": 540,
        "status": 1,
        "NOTAMS": "",
        "facilities": [
            {
                "id": 1,
                "activity_id": 1,
                "min_rating": 7,
                "callsign": "ZSHA_CTR",
                "frequency": "124.500"
            },
            {
                "id": 2,
                "activity_id": 1,
                "min_rating": 7,
                "callsign": "ZBPE_CTR",
                "frequency": "125.900"
            },
            {
                "id": 3,
                "activity_id": 1,
                "min_rating": 7,
                "callsign": "ZSSS_APP",
                "frequency": "120.300"
            }
        ],
        "controllers": [
            {
                "id": 1,
                "activity_id": 1,
                "facility_id": 2,
                "uid": 1,
                "user": {
                    "id": 1,
                    "username": "",
                    "email": "",
                    "cid": 2352,
                    "avatar_url": "https://q2.qlogo.cn/headimg_dl?dst_uin=1483073537&spec=100",
                    "qq": 0,
                    "rating": 0,
                    "guest": false,
                    "under_monitor": false,
                    "under_solo": false,
                    "solo_until": "0001-01-01T00:00:00Z",
                    "permission": 0,
                    "total_pilot_time": 0,
                    "total_atc_time": 0
                }
            }
        ],
        "pilots": []
    }
}