code: func (api *API) ZoneActivationCheck(zoneID string) (Response, error) {
  	res, err := api.makeRequest("PUT", "/zones/"+zoneID+"/activation_check", nil)
  	if err != nil {
  		return Response{}, errors.Wrap(err, errMakeRequestError)
  	}
  	var r Response
  	err = json.Unmarshal(res, &r)
  	if err != nil {
  		return Response{}, errors.Wrap(err, errUnmarshalError)
  	}
  	return r, nil
  }
docs: // ZoneActivationCheck initiates another zone activation check for newly-created zones.
  //
  // API reference: https://api.cloudflare.com/#zone-initiate-another-zone-activation-check