{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T00:00:09.782180+00:00","duration_seconds":2.081958,"id":425420,"input_summary":"chars=1240 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":1.0},{"callsign":"K7NQN","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=4 calls=KC2PKG,K7NQN","recording_id":91831,"started_at":"2026-06-26T00:00:07.700222+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":91832}