code: func (api *API) ValidateLogpushOwnershipChallenge(zoneID, destinationConf, ownershipChallenge string) (bool, error) {
  	uri := "/zones/" + zoneID + "/logpush/ownership/validate"
  	res, err := api.makeRequest("POST", uri, LogpushValidateOwnershipChallengeRequest{
  		DestinationConf:    destinationConf,
  		OwnershipChallenge: ownershipChallenge,
  	})
  	if err != nil {
  		return false, errors.Wrap(err, errMakeRequestError)
  	}
  	var r LogpushGetOwnershipChallengeResponse
  	err = json.Unmarshal(res, &r)
  	if err != nil {
  		return false, errors.Wrap(err, errUnmarshalError)
  	}
  	return r.Result.Valid, nil
  }
docs: // ValidateLogpushOwnershipChallenge returns ownership challenge validation result.
  //
  // API reference: https://api.cloudflare.com/#logpush-jobs-validate-ownership-challenge