curl --request POST \
  --url https://api.gcore.com/waap/v1/domains/{domain_id}/firewall-rules \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "Block foobar bot",
  "enabled": true,
  "action": {
    "allow": {},
    "block": {
      "action_duration": "12h"
    }
  },
  "conditions": [
    {}
  ],
  "description": "<string>"
}
'

{
  "name": "Block foobar bot",
  "enabled": true,
  "action": {
    "allow": {},
    "block": {
      "action_duration": "12h"
    }
  },
  "conditions": [
    {
      "ip": {
        "ip_address": "<string>",
        "negation": false
      },
      "ip_range": {
        "lower_bound": "<string>",
        "upper_bound": "<string>",
        "negation": false
      }
    }
  ],
  "id": 123,
  "description": "<string>"
}