{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T03:32:13.960905+00:00","duration_seconds":2.230995,"id":184940,"input_summary":"chars=522 node=683210","metadata":{"llm_candidates":[{"callsign":"K4TA","confidence":1.0},{"callsign":"K4I","confidence":1.0},{"callsign":"K4L","confidence":1.0}]},"output_summary":"ai_candidates=3 merged=3 calls=K4TA,K4I,K4L","recording_id":110988,"started_at":"2026-06-24T03:32:11.729910+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":110989}