event.pathParameters not populated on AWS Lambda event object

type Bindings = {
  event: LambdaEvent;
  lambdaContext: LambdaContext;
};
const apiApp = new Hono<{ Bindings: Bindings }>();
apiApp.on(
  'GET',
  '/hello/:world/:test',
  async (c) => {
    console.log("Route invoked.");
    console.log("routePath", c.req.routePath) // prints /hello/:world/:test
    const id = c.req.param('world')
    console.log(id) // prints the correct path parameter
    console.log(c.env.event) // does not contain event.pathParameters object that would normally be populated with the path params
    const resp = await lambdaHandlerFunc(c.env.event, c.env.lambdaContext);
    return c.json(JSON.parse(resp.body), resp.statusCode);
  },
);