{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T16:17:43.428593+00:00","duration_seconds":1.305503,"id":1400811,"input_summary":"chars=623 node=66296","metadata":{"llm_candidates":[{"callsign":"K7ADV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=4 calls=K7ADV","recording_id":145354,"started_at":"2026-07-05T16:17:42.123090+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143647}