curl --request POST \
  --url https://api.example.com/api/directory/resources.unassign-teams \
  --header 'Content-Type: application/json' \
  --data '
{
  "resource_id": "872815618512410358",
  "date_range": "2019-11-11/2019-12-12",
  "team_ids": "*",
  "head": true,
  "warning_aware": false
}
'

{
  "warning_type": "assign-no-conflict",
  "description": "<string>",
  "details": {
    "modifications": [],
    "deletions": [],
    "has_related_schedules": true,
    "has_related_on_calls": true,
    "has_locked_dates": true
  },
  "warning_aware": "<string>"
}