获取规格信息

{
    "success": true,
    "package": {
        "id": 0,
        "name": "string",
        "cpu_name": "string",
        "cpu_num": 0,
        "ram_size": 0,
        "disk_metadata": [
            "string"
        ],
        "pci_metadata": [
            "string"
        ],
        "ip_num": 0,
        "bandwidth": 0,
        "up_port": 0,
        "down_port": 0,
        "is_auto_collect": true,
        "servers": 0
    }
}