{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T18:59:52.606263+00:00","duration_seconds":0.472637,"id":1337297,"input_summary":"chars=80 node=683210","metadata":{"llm_candidates":[{"callsign":"KL5OAK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KL5OAK","recording_id":141007,"started_at":"2026-07-03T18:59:52.133626+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":139655}