src/Ovh/Telephony/TelephonyAccountServiceClient.php
public function getProperties($service, $billingAccount)
    {
        if (!$service)
            throw new BadMethodCallException('Parameter $service is missing.');
        if (!$billingAccount)
            throw new BadMethodCallException('Parameter $billingAccount is missing.');
        try {
            $r = $this->get('telephony/' . $billingAccount->getBillingAccount() . '/service/' . $service)->send();
        } catch (\Exception $e) {
            throw new TelephonyAccountServiceException($e->getMessage(), $e->getCode(), $e);
        }
        return $r->getBody(true);
    }
public function getProperties($service, $billingAccount)
    {
        if (!$service)
            throw new BadMethodCallException('Parameter $service is missing.');
        if (!$billingAccount)
            throw new BadMethodCallException('Parameter $billingAccount is missing.');
        try {
            $r = $this->get('telephony/' . $billingAccount->getBillingAccount() . '/service/' . $service)->send();
        } catch (\Exception $e) {
            throw new TelephonyAccountServiceException($e->getMessage(), $e->getCode(), $e);
        }
        return $r->getBody(true);
    }
Get Telephony account service properties

@param string $service
@param Telephony $billingAccount
@return string Json
@throws Exception\TelephonyAccountServiceException
@throws BadMethodCallException