{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T19:25:19.764784+00:00","duration_seconds":0.864053,"id":1274844,"input_summary":"chars=681 node=683211","metadata":{"llm_candidates":[{"callsign":"K7FWB","confidence":0.78},{"callsign":"I7RMU","confidence":0.78},{"callsign":"J7RMU","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=6 calls=K7FWB,I7RMU,J7RMU","recording_id":136347,"started_at":"2026-07-01T19:25:18.900731+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":135494}