MINIO_NOTIFY_NATS_PING_INTERVAL                     (duration)  client ping commands interval in s,m,h,d. Disabled by default
MINIO_NOTIFY_NATS_STREAMING                         (on|off)    set to 'on', to use streaming NATS server
MINIO_NOTIFY_NATS_STREAMING_ASYNC                   (on|off)    set to 'on', to enable asynchronous publish
MINIO_NOTIFY_NATS_STREAMING_MAX_PUB_ACKS_IN_FLIGHT  (number)    number of messages to publish without waiting for ACKs