{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T16:44:22.238683+00:00","duration_seconds":2.541086,"id":384987,"input_summary":"chars=140 node=683210","metadata":{"llm_candidates":[{"callsign":"K6WQ","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=4 calls=K6WQ,KK7NQN","recording_id":123002,"started_at":"2026-06-25T16:44:19.697597+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":123002}