{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T18:19:28.306359+00:00","duration_seconds":1.724548,"id":247732,"input_summary":"chars=509 node=66296","metadata":{"llm_candidates":[{"callsign":"W7JSM","confidence":1.0},{"callsign":"KK7NQN","confidence":0.55}]},"output_summary":"ai_candidates=2 merged=2 calls=W7JSM,KK7NQN","recording_id":112147,"started_at":"2026-06-24T18:19:26.581811+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":112147}