{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T03:06:39.416034+00:00","duration_seconds":1.942559,"id":1821413,"input_summary":"chars=878 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"WA7PBE","confidence":0.78},{"callsign":"K1R1C","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=WA7PBE,K1R1C","recording_id":173930,"started_at":"2026-07-18T03:06:37.473475+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169379}