public static IServiceCollection AddSubscription( this IServiceCollection services, IConfiguration configuration) { const string groupId = "amethyst_querying"; var kafkaBrokers = configuration.GetSection("Kafka:Brokers").Get <string>(); var consumerSettings = configuration.GetSection("CardsConsumer").Get <ConsumerSettings>(); consumerSettings.Config.GroupId = groupId; consumerSettings.Config.BootstrapServers = kafkaBrokers; var endpointConfig = new EndpointConfiguration(); endpointConfig.AddSubscription( consumerSettings, new DomainEventDeserializer() ); services.AddSubscriptions( endpointConfig, ServiceLifetime.Scoped, AppDomain.CurrentDomain.GetAssemblies()); return(services); }