private List <ContentEvent> GetMatchingDocuments(string id, string eventType = "")
        {
            string additionalClause = eventType.Equals(string.Empty) ? string.Empty : $" and c.eventType = '{eventType.ToLower()}'";
            string query            = $"SELECT * FROM c where  c.subject = '{id}'{additionalClause}";

            CosmosHelper.Initialise(_scenarioContext.GetEnv().eventStoreEndPoint, _scenarioContext.GetEnv().eventStoreKey);
            List <ContentEvent> list = CosmosHelper.SearchForDocuments <ContentEvent>("dfc-eventstore", "events", query);

            Console.WriteLine($"Check Event Store: found {list.Count} with query '{query}'");
            return(list);
        }