{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T07:47:02.537730+00:00","duration_seconds":3.185728,"id":333310,"input_summary":"chars=285 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ7ALM","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7ALM,KK7NQN","recording_id":498,"started_at":"2026-06-25T07:46:59.352002+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":498}