List all available Entity brands and types

curl --request GET \
  --url https://platform.realto.io/api/v1/onboarding/types/entities \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "manufacturers": [
        "<string>"
      ],
      "type": "Battery"
    }
  ],
  "links": {
    "next": "<string>"
  },
  "meta": {
    "continuationToken": "<string>",
    "pageSize": 123
  }
}