{"type":"step_start","timestamp":1706300000,"part":{"type":"step-start","snapshot":"Starting review..."}}
{"type":"text","timestamp":1706300001,"part":{"type":"text","text":"Reviewing the PR changes..."}}
{"type":"text","timestamp":1706300002,"part":{"type":"text","text":"{\"decision\":\"approve\",\"notes\":\"All checks pass\",\"test_results\":\"pass\",\"issues\":[]}"}}
{"type":"step_finish","timestamp":1706300010,"part":{"type":"step-finish","reason":"stop","cost":0.002,"tokens":{"total":3000,"input":2900,"output":100}}}