<pre>printing batch:
---------------
[{"event":"test_event","properties":{"mp_lib":"php","color":"blue","token":"MIXPANEL_PROJECT_TOKEN","time":1782470637.554483890533447265625}}]
---------------

</pre><pre>printing batch:
---------------
[{"event":"test_event","properties":{"mp_lib":"php","color":"red","token":"MIXPANEL_PROJECT_TOKEN","time":1782470637.5545480251312255859375}}]
---------------

</pre>