AppInstanceUserMembershipSummary
import type { AppInstanceUserMembershipSummary } from "https://aws-api.deno.dev/v0.3/services/chimesdkmessaging.ts?docs=full";Summary of the membership details of an AppInstanceUser.
interface AppInstanceUserMembershipSummary {
ReadMarkerTimestamp?: Date | number | null;
Type?: ChannelMembershipType | null;
}