{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "type": "object",
  "properties": {
    "exposure": {
      "type": "number",
      "minimum": -5,
      "maximum": 10
    },
    "rotation_angle": {
      "type": "number",
      "minimum": -180,
      "maximum": 180
    }
  }
}