{
  "mode": "overlay",
  "manifest": { "commit": "test", "params": [], "window": [1, 4], "seed": 0, "broker": "sim-optimal(pip_size=0.0001)" },
  "taps": ["equity", "exposure"],
  "xs": [1, 2, 3, 4],
  "series": [
    { "name": "equity", "y_scale_id": "y_0", "points": [0.0, 0.001, null, 0.004] },
    { "name": "exposure", "y_scale_id": "y_1", "points": [1.0, null, null, -1.0] }
  ]
}