{
  "type": "object",
  "patternProperties": {
    "^.*": {
      "type": "object",
      "properties": {
        "counters": {
          "properties": {
            "rate": {
              "properties": {
                "in_rate": {
                  "type": "number",
                  "maximum": 0
                }
              }
            }
          }
        }
      }
    }
  }
}
