printing batch: --------------- [{"event":"test_event","properties":{"mp_lib":"php","color":"blue","token":"MIXPANEL_PROJECT_TOKEN","time":1750267543.325016}}] ---------------
printing batch: --------------- [{"event":"test_event","properties":{"mp_lib":"php","color":"red","token":"MIXPANEL_PROJECT_TOKEN","time":1750267543.325056}}] ---------------