{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "$id": "dataQualityCheckSingleCheck",
    "type": "object",
    "properties": {
      "number": {
        "type": "number"
      },
      "expression": {
        "$ref": "dataQualityCheckExpression"
      }
    },
    "required": ["number", "expression"]
}