{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T16:01:34.597066+00:00","duration_seconds":0.636881,"id":1797689,"input_summary":"chars=633 node=66296","metadata":{"llm_candidates":[{"callsign":"J7PJC","confidence":0.78},{"callsign":"K7PJC","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=J7PJC,K7PJC","recording_id":172354,"started_at":"2026-07-17T16:01:33.960185+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167899}