| Parameter | Type | Description | Example |
|---|---|---|---|
| object | The custom configurations when you use Message Queue for Apache RocketMQ as the event source. | ||
| RegionId | string | The region in which the Message Queue for RabbitMQ instance resides. | cn-hangzhou |
| InstanceId | string | The ID of the Message Queue for RabbitMQ instance. For more information, see Limits. | amqp-cn-nif22u74**** |
| VirtualHostName | string | The vhost name of the Message Queue for RabbitMQ instance. For more information, see Limits. | eb-connect |
| QueueName | string | The queue name of the Message Queue for RabbitMQ instance. For more information, see Limits. | demo |