def verifyStatus(self, url, timeout=120):
        counter = 0
        while True:
            response = self.get(url)

            #print('\n\tverifyStatus:', response.json())
            if 'status' in response.json():
                currentStatus = response.json()['status']
            elif 'state' in response.json():
                currentStatus = response.json()['state']
                if currentStatus == 'Error':
                    errorMessage = 'Operation failed'
                    if 'message' in response.json():
                        errorMessage = response.json()['message']
                        raise IxLoadRestApiException('verifyStatus failed: {}'.format(errorMessage))
            else:
                raise IxLoadRestApiException('verifyStatus failed: No status and no state in json response')

            if currentStatus == 'Error' and 'error' in response.json():
                errorMessage = response.json()['error']
                raise IxLoadRestApiException('Operation failed: {0}'.format(errorMessage))

            if counter <= timeout and currentStatus not in ['Successful']:
                self.logInfo('\tCurrent status: {0}. Wait {1}/{2} seconds...'.format(currentStatus, counter, timeout),
                             timestamp=False)
                time.sleep(self.pollStatusInterval)
                counter += self.pollStatusInterval
                continue
 
            if counter <= timeout and currentStatus in ['Successful']:
                return

            if counter >= timeout and currentStatus not in ['Successful']:
                raise IxLoadRestApiException('Operation failed: {0}'.format(url))