class RelayWebhooks extends Baseimport { RelayWebhooks } from "https://deno.land/x/sparkpost@0.1.1/relayWebhooks.ts"; Methodscreate(webhook: any)Create a new relay webhook delete(id: string)Delete an existing relay webhook get(id: string)Get details about a specified relay webhook by its id list()List all relay webhooks update(id: string, webhook: any)Update an existing relay webhook