> For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see https://buildwithfern.com/learn/llms.txt. # Request + response examples > Add message examples to AsyncAPI specs with `x-fern-examples`. Improve SDK documentation with real-world payload examples. Provide additional examples for better SDK documentation: **`asyncapi.yml`** ```yaml title="asyncapi.yml" {8-20} components: messages: UserEvent: contentType: application/json payload: $ref: '#/components/schemas/User' x-fern-examples: - name: NewUserSignup summary: Example of a new user signup event payload: id: "user_123" email: "john@example.com" name: "John Doe" status: "active" - name: UserDeactivation summary: Example of user deactivation event payload: id: "user_456" email: "jane@example.com" name: "Jane Smith" status: "inactive" ``` > Add message examples to AsyncAPI specs with `x-fern-examples`. Improve SDK documentation with real-world payload examples.