interface ServerSentEventInit implements EventInitimport { type ServerSentEventInit } from "https://deno.land/x/oak@v12.0.0/server_sent_event.ts"; Propertiesoptionalid: numberAn optional id which will be sent with the event and exposed in the client EventSource. optionalreplacer: (string | number)[] | ((this: any,key: string,value: any,) => any)The replacer is passed to JSON.stringify when converting the data property to a JSON string. optionalspace: string | numberSpace is passed to JSON.stringify when converting the data property to a JSON string.