{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T11:24:34.279263+00:00","duration_seconds":1.423161,"id":1426915,"input_summary":"chars=698 node=683210","metadata":{"llm_candidates":[{"callsign":"KE4RAK","confidence":0.78},{"callsign":"KA4EPS","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KE4RAK,KA4EPS","recording_id":147085,"started_at":"2026-07-06T11:24:32.856102+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145267}