curl -X PATCH "https://api.spo1.mycloud.com/v1/subnets/550e8400-e29b-41d4-a716-446655440000" \
  -H "Authorization: Bearer YOUR_ACCESS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "name": "string",
    "description": "string",
    "gateway_ip": "string",
    "dns_nameservers": [
      "string"
    ],
    "allocation_pools": [
      {
        "start": "192.168.1.100",
        "end": "192.168.1.200"
      }
    ],
    "host_routes": [
      {
        "destination": "10.0.0.0/8",
        "nexthop": "192.168.1.1"
      }
    ],
    "enable_dhcp": true,
    "tags": [
      "web",
      "frontend"
    ]
  }'