curl -X PATCH "https://api.spo1.mycloud.com/v1/routers/550e8400-e29b-41d4-a716-446655440000" \
  -H "Authorization: Bearer YOUR_ACCESS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "name": "string",
    "description": "string",
    "admin_state_up": true,
    "external_gateway_info": {
      "network_id": "550e8400-e29b-41d4-a716-446655440000",
      "enable_snat": true,
      "external_fixed_ips": [
        {
          "subnet_id": "550e8400-e29b-41d4-a716-446655440000",
          "ip_address": "string"
        }
      ]
    },
    "routes": [
      {
        "destination": "10.0.0.0/8",
        "nexthop": "192.168.1.1"
      }
    ],
    "tags": [
      "web",
      "frontend"
    ]
  }'