function getContact($contactId, $checksum, $standard_fields = array(), $custom_fields = array(), $ignoreChecksum = false)
    {
        $queryParameters = array(
            'id' => $contactId,
            'checksum' => $checksum,
            'standard_field' => $standard_fields,
            'ignore_checksum' => $ignoreChecksum ? "true" : "false"
        );

        $queryParameters = $this->appendArrayFields($queryParameters, 'custom_field', $custom_fields);

        return $this->get('contacts/contact', $queryParameters);
    }
function getContact($contactId, $checksum, $standard_fields = array(), $custom_fields = array(), $ignoreChecksum = false)
    {
        $queryParameters = array(
            'id' => $contactId,
            'checksum' => $checksum,
            'standard_field' => $standard_fields,
            'ignore_checksum' => $ignoreChecksum ? "true" : "false"
        );

        $queryParameters = $this->appendArrayFields($queryParameters, 'custom_field', $custom_fields);

        return $this->get('contacts/contact', $queryParameters);
    }
Return a contact using the maileon contact id. This resource is intended to be used
in profile update pages to prefill profile update forms. In order to prevent form
fields manipulation, a checksum of the maileon contact id is required as parameter.
Please refer to the documentation of the profile update pages for more details
about how to get the maileon contact id and the corresponding checksum.

@param string $contactId
the maileon contact id
@param string $checksum
the checksum of the maileon contact id
@param string[] $standard_fields
the standard fields to retrieve with the contact
@param string[] $custom_fields
the custom fields to retrieve with the contact
@param bool $ignoreChecksum
if set to true, no checksum is required
@return \em com_maileon_api_MaileonAPIResult
the result object of the API call, with a com_maileon_api_contacts_Contact
available at com_maileon_api_MaileonAPIResult::getResult()
@throws com_maileon_api_MaileonAPIException
if there was a connection problem or a server error occurred