{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T16:51:10.416206+00:00","duration_seconds":0.639586,"id":1439234,"input_summary":"chars=201 node=66296","metadata":{"llm_candidates":[{"callsign":"K7ZUI","confidence":0.78},{"callsign":"K9MLR","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=K7ZUI,K9MLR","recording_id":147996,"started_at":"2026-07-06T16:51:09.776620+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146071}