{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T15:30:47.420024+00:00","duration_seconds":0.75274,"id":1468766,"input_summary":"chars=139 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7RDW","confidence":0.78},{"callsign":"KE7QZB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7RDW,KE7QZB","recording_id":150114,"started_at":"2026-07-07T15:30:46.667284+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147933}