POST /2015-03-31/event-source-mappings/ HTTP/1.1 Content-type: application/json { "AmazonManagedKafkaEventSourceConfig": { "ConsumerGroupId": "string" }, "BatchSize": number, "BisectBatchOnFunctionError": boolean, "DestinationConfig": { "OnFailure": { "Destination": "string" }, "OnSuccess": { "Destination": "string" } }, "DocumentDBEventSourceConfig": { "CollectionName": "string", "DatabaseName":