{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T18:21:27.893435+00:00","duration_seconds":1.195166,"id":1629605,"input_summary":"chars=662 node=683211","metadata":{"llm_candidates":[{"callsign":"M7LIM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=4 calls=M7LIM","recording_id":161091,"started_at":"2026-07-12T18:21:26.698269+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":157927}