curl --request PUT \
  --url https://operator.io/api/instances/{id}/config \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "config": {}
}'

{
  "instance": {
    "id": "<string>",
    "name": "<string>",
    "status": "provisioning",
    "imageTag": "<string>",
    "avatarUrl": "<string>",
    "fqdn": "<string>",
    "createdAt": "2023-11-07T05:31:56Z",
    "updatedAt": "2023-11-07T05:31:56Z"
  }
}