{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T12:54:15.816940+00:00","duration_seconds":4.704889,"id":510800,"input_summary":"chars=332 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KC2PKG","confidence":1.0},{"callsign":"KJ5IRQ","confidence":1.0},{"callsign":"KJ5RQ","confidence":1.0}]},"output_summary":"ai_candidates=3 merged=4 calls=KC2PKG,KJ5IRQ,KJ5RQ","recording_id":89702,"started_at":"2026-06-26T12:54:11.112051+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":89703}