/**
* @param PayloadInterface $payload
*
* @return array The serialized payload data
*/
public function serialize(PayloadInterface $payload)
{
if ($payload instanceof AdvancedSerializeInterface) {
$payload->beforeSerialize($this->serializer);
}
$serializedPayload = $this->serializer->serialize($payload, 'json');
if (!$serializedPayload || !is_string($serializedPayload)) {
throw new \RuntimeException(sprintf('Failed to serialize payload; expected it to be a string, got: %s', var_export($serializedPayload, true)));
}
return json_decode($serializedPayload, true);
}