Chat: {
    allowedToAddExternalUser: boolean;
    channel: boolean;
    channelSendPolicy: ChannelSendPolicy;
    chatReceivePolicy: ChatReceivePolicy;
    favourite: boolean;
    id: string;
    member: UserId;
    members: UserId[];
    messages: Message[];
    name: string;
    owner: UserId;
    sendPermissionList: string[];
    type: ChatType;
}

Type declaration