{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T16:15:48.580544+00:00","duration_seconds":3.096109,"id":1437665,"input_summary":"chars=414 node=66296","metadata":{"llm_candidates":[{"callsign":"KV7PWB","confidence":0.78},{"callsign":"KA0CV","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KV7PWB,KA0CV","recording_id":147892,"started_at":"2026-07-06T16:15:45.484435+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145969}