{ "id": "ema_ca5fd53d", "name": "EMA 12", "description": "12-period Exponential Moving Average for fast signals", "type": "ema", "display_type": "overlay", "parameters": { "period": 12 }, "styling": { "color": "#8880ff", "line_width": 2, "opacity": 1.0, "line_style": "solid" }, "visible": true, "created_date": "2025-06-04T04:16:35.455729+00:00", "modified_date": "2025-06-06T04:14:33.123102+00:00" }