{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T15:46:49.233801+00:00","duration_seconds":0.984805,"id":1436413,"input_summary":"chars=705 node=66296","metadata":{"llm_candidates":[{"callsign":"K9WRP","confidence":0.78},{"callsign":"KI7Z","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K9WRP,KI7Z","recording_id":147791,"started_at":"2026-07-06T15:46:48.248996+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145886}