public async Task AppendTimelineRecordFeedAsync(Guid timelineId, Guid timelineRecordId, IEnumerable <string> lines, CancellationToken cancellationToken)
{
await taskClient.AppendTimelineRecordFeedAsync(this.projectId, this.planType, this.planId, timelineId, timelineRecordId, lines, cancellationToken, null);
}
