variable preview Codec for <Preview>. Examples Build a <Preview> element import { assertStringIncludes } from "@std/assert"; import { preview } from "@hertzg/reolink-api/protocol/params"; const xml = preview.encode({ channelId: 0, handle: 0, streamType: "mainStream", }); assertStringIncludes(xml, "<streamType>mainStream</streamType>"); Type XmlParam<"Preview", Preview>