{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T18:20:54.197677+00:00","duration_seconds":3.596008,"id":247878,"input_summary":"chars=438 node=66296","metadata":{"llm_candidates":[{"callsign":"K4CPE","confidence":1.0},{"callsign":"K4WHD","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=K4CPE,K4WHD","recording_id":105240,"started_at":"2026-06-24T18:20:50.601669+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":105241}