{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T22:09:47.510567+00:00","duration_seconds":3.123923,"id":267656,"input_summary":"chars=699 node=683211","metadata":{"llm_candidates":[{"callsign":"KD7PWB","confidence":1.0},{"callsign":"KD7DPD","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=KD7PWB,KD7DPD","recording_id":103018,"started_at":"2026-06-24T22:09:44.386644+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":103018}