private Task AcknowledgeAsync(Subscriptions subscriptionsClient, IEnumerable <string> ackIds, CancellationToken cancellationToken)
{
return(subscriptionsClient.AcknowledgeAsync($"projects/{triggerAttribute.ProjectId}/subscriptions/{triggerAttribute.SubscriptionId}",
new AcknowledgeRequest()
{
ackIds = ackIds
},
null, cancellationToken));
}