<pre>printing batch:
---------------
[{"event":"test_event","properties":{"mp_lib":"php","color":"blue","token":"MIXPANEL_PROJECT_TOKEN","time":1781383646.844582080841064453125}}]
---------------

</pre><pre>printing batch:
---------------
[{"event":"test_event","properties":{"mp_lib":"php","color":"red","token":"MIXPANEL_PROJECT_TOKEN","time":1781383646.8446109294891357421875}}]
---------------

</pre>