curl --request POST \
  --url https://api.example.com/experimental/operator/list-interactable-elements \
  --header 'Content-Type: application/json' \
  --data '
{
  "app": "<string>"
}
'

{
  "elements": [
    {
      "index": 123,
      "role": "<string>",
      "title": "<string>"
    }
  ]
}