printing batch: --------------- [{"event":"test_event","properties":{"mp_lib":"php","color":"blue","token":"MIXPANEL_PROJECT_TOKEN","time":1753648550.868278026580810546875}}] ---------------
printing batch: --------------- [{"event":"test_event","properties":{"mp_lib":"php","color":"red","token":"MIXPANEL_PROJECT_TOKEN","time":1753648550.868318080902099609375}}] ---------------