List virtual GPU clusters

curl --request GET \
  --url https://api.gcore.com/cloud/v3/gpu/virtual/{project_id}/{region_id}/clusters \
  --header 'APIKey: <api-key>'

{
  "count": 1,
  "results": [
    {
      "created_at": "2024-12-31T23:59:59Z",
      "flavor": "g3-ai-32-192-1500-l40s-48-1",
      "id": "1aaaab48-10d0-46d9-80cc-85209284ceb4",
      "name": "my virtual gpu cluster",
      "servers_count": 2,
      "servers_ids": [
        "b4522653-fbcd-44a0-a949-541570a52281",
        "e56192de-ed28-452a-b775-eeeacc795e3b"
      ],
      "servers_settings": {
        "interfaces": [
          {
            "ip_family": "ipv4",
            "name": "eth0",
            "type": "<string>"
          }
        ],
        "security_groups": [
          "b4849ffa-89f2-45a1-951f-0ae5b7809d98"
        ],
        "ssh_key_name": "my-ssh-key",
        "user_data": "eyJ0ZXN0IjogImRhdGEifQ==",
        "volumes": [
          {
            "boot_index": 1,
            "delete_on_termination": true,
            "image_id": "3793c250-0b3b-4678-bab3-e11afbc29657",
            "name": "my-data-disk",
            "size": 100,
            "snapshot_id": "4bfd9ba6-a07e-4ee9-b0ad-6d01a2fcf5a8",
            "tags": [
              {
                "key": "my-tag",
                "read_only": false,
                "value": "my-tag-value"
              }
            ],
            "type": "ssd"
          }
        ]
      },
      "status": "active",
      "tags": [
        {
          "key": "my-tag",
          "read_only": false,
          "value": "my-tag-value"
        }
      ],
      "updated_at": "2025-01-11T23:59:59Z"
    }
  ]
}