message_id: tracking_basic_block_1cXrbjShugJbvhUfQYDopWWqkfv
exchange_request_body: {"channel":"server","context":{"library":{"name":"unknown","version":"unknown"},"protocols":{"sourceId":"DvlHmJl8dt"}},"event":"Control","integrations":{},"messageId":"tracking_basic_block_1cXrbjShugJbvhUfQYDopWWqkfv","projectId":"DvlHmJl8dt","properties":null,"receivedAt":"2020-05-28T17:10:52.810Z","sentAt":null,"timestamp":"2020-05-28T17:10:52.810Z","type":"track","userId":"mme-e2e","version":2,"writeKey":"TxoMn5JYnDDUFssuE0w0nqKCFMKKZgCe"}