| public __construct ( array $message, array $metadata ) | ||
| $message | array | See [PubsubMessage](https://cloud.google.com/pubsub/docs/reference/rest/v1/PubsubMessage). |
| $metadata | array | { Message metadata @type string $ackId The message ackId. This is only set when messages are pulled from the PubSub service. @type Subscription $subscription The subscription the message was obtained from. This is only set when messages are delivered by pushDelivery. |
public function __construct(array $message, array $metadata)
{
$this->message = $message + ['data' => null, 'messageId' => null, 'publishTime' => null, 'attributes' => []];
$metadata += ['ackId' => null, 'subscription' => null];
$this->ackId = $metadata['ackId'];
$this->subscription = $metadata['subscription'];
}