split rules

gistfile1.txt

{
  "version": "1.0",
  "product": "cor",
  "update_at": "2021-04-05 10:10:10",
  "rules": [
    {
    "name": "china",
    "datapath": 0,
    "items": [
      "114.114.114.114/255.255.255.255"
    ]},
    {
      "name": "google",
      "datapath": 1,
      "items": ["8.8.8.8/255.255.255.255", "8.8.4.4/255.255.255.255"]
    }
  ]
}