curl --request GET \
  --url https://api.cal.com/v2/organizations/{orgId}/attributes \
  --header 'Authorization: <authorization>'

{
  "status": "success",
  "data": [
    {
      "id": "attr_123",
      "teamId": 1,
      "type": "TEXT",
      "name": "Attribute Name",
      "slug": "attribute-name",
      "enabled": true,
      "usersCanEditRelation": true
    }
  ]
}