{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T01:49:50.446605+00:00","duration_seconds":0.704664,"id":1519408,"input_summary":"chars=140 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7LAE","confidence":0.78},{"callsign":"KJ7H","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7LAE,KJ7H","recording_id":153604,"started_at":"2026-07-09T01:49:49.741941+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151065}