{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T18:40:34.825089+00:00","duration_seconds":0.8335,"id":1273768,"input_summary":"chars=571 node=683210","metadata":{"llm_candidates":[{"callsign":"K6L","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K6L","recording_id":136273,"started_at":"2026-07-01T18:40:33.991589+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":135425}