lib/Api/ChargesApi.php
public function chargesRetrieve($id, $expand = null)
    {
        list($response) = $this->chargesRetrieveWithHttpInfo($id, $expand);
        return $response;
    }
public function chargesRetrieve($id, $expand = null)
    {
        list($response) = $this->chargesRetrieveWithHttpInfo($id, $expand);
        return $response;
    }
Operation chargesRetrieve

Retrieve a charge

@param string $id The id of the charge (required)
@param string $expand Allows expanding related entities in the response. Only valid entry is &#39;customer&#39; (optional)
@throws \zipMoney\ApiException on non-2xx response
@return \zipMoney\Model\Charge