{
  "operand": "AND",
  "rules": {
    "RULE_PRODUCT_ATTRIBUTE": {
      "criteria": {
        "product_attribute": {
          "type": "product_attribute",
          "params": {
            "attribute_id": 3,
            "operator": "contains",
            "keyword": "test",
            "language_id": 1
          }
        }
      }
    }
  }
}