{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T12:56:34.749546+00:00","duration_seconds":1.663685,"id":1261808,"input_summary":"chars=826 node=683211","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":0.78},{"callsign":"O1UKC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KC2PKG,O1UKC","recording_id":135384,"started_at":"2026-07-01T12:56:33.085861+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134638}