printing batch: --------------- [{"event":"test_event","properties":{"mp_lib":"php","color":"blue","token":"MIXPANEL_PROJECT_TOKEN","time":1742038466.85599994659423828125}}] ---------------
printing batch: --------------- [{"event":"test_event","properties":{"mp_lib":"php","color":"red","token":"MIXPANEL_PROJECT_TOKEN","time":1742038466.8560369014739990234375}}] ---------------