{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T15:01:04.873430+00:00","duration_seconds":0.634727,"id":1467335,"input_summary":"chars=81 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7YRC","confidence":0.78},{"callsign":"K7CBR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7YRC,K7CBR","recording_id":149998,"started_at":"2026-07-07T15:01:04.238703+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147838}