Get general settings

curl "http://127.0.0.1:22999/api/settings"

{
    "customer": "CUSTOMER",
    "zone": "ZONE",
    "password": "password",
    "www_whitelist_ips": [],
    "whitelist_ips": [],
    "fixed_whitelist_ips": [],
    "read_only": false,
    "config": "/home/user/proxy_manager/.luminati.json",
    "test_url":"http://lumtest.com/myip.json",
    "logs":1000,
    "log":"notice",
    "har_limit": 1024,
    "request_stats": true,
    "dropin": true,
    "pending_ips": [],
    "pending_www_ips": [],
    "zagent": false,
    "sync_config": true
}