Bitpay\Client\Client::getCurrencies PHP Method

    public function getCurrencies()
    {
        $this->request = $this->createNewRequest();
        $this->request->setMethod(Request::METHOD_GET);
        $this->request->setPath('currencies');
        $this->response = $this->sendRequest($this->request);
        $body = json_decode($this->response->getBody(), true);
        if (empty($body['data'])) {
            throw new \Exception('Error with request: no data returned');
        }
        $currencies = $body['data'];
        array_walk($currencies, function (&$value, $key) {
            $currency = new \Bitpay\Currency();
            $currency->setCode($value['code'])->setSymbol($value['symbol'])->setPrecision($value['precision'])->setExchangePctFee($value['exchangePctFee'])->setPayoutEnabled($value['payoutEnabled'])->setName($value['name'])->setPluralName($value['plural'])->setAlts($value['alts'])->setPayoutFields($value['payoutFields']);
            $value = $currency;
        });
        return $currencies;
    }