| Parameter | Type | Description | Example |
|---|---|---|---|
| object | The information about request parameters for updating the trigger. | ||
| description | string | The description of the trigger. | trigger for test |
| invocationRole | string | The role that is used by the event source such as object Storage Service (OSS) to invoke the function. | acs:ram::1234567890:role/fc-test |
| qualifier | string | The version or alias of the service to which the function belongs. | LATEST |
| triggerConfig | string | The configuration of the trigger. The configuration vary based on the trigger type. | {"events":["oss:ObjectCreated:*"],"filter":{"key":{"prefix":"/prefix","suffix":".zip"}}} |