{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T16:22:44.992389+00:00","duration_seconds":0.994651,"id":1367547,"input_summary":"chars=482 node=683211","metadata":{"llm_candidates":[{"callsign":"K7HIB","confidence":0.78},{"callsign":"KI7BR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=K7HIB,KI7BR","recording_id":143169,"started_at":"2026-07-04T16:22:43.997738+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141577}