{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "strategy_forecast_query",
  "type": "object",
  "properties": {
    "expression": {
      "type": "string"
    },
    "freqCap": {
      "type": "integer",
      "nullable": true
    },
    "freqDur": {
      "type": "string",
      "enum": [
        "hour",
        "day",
        "week",
        "month",
        "campaign",
        "not-applicable"
      ],
      "nullable": true
    },
    "maxSpend": {
      "type": "number",
      "format": "float",
      "nullable": true
    },
    "maxCPM": {
      "type": "number",
      "format": "float",
      "nullable": true
    }
  }
}