{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "plan",
    "seats"
  ],
  "properties": {
    "plan": {
      "enum": [
        "basic",
        "pro"
      ]
    },
    "seats": {
      "type": "integer",
      "minimum": 1,
      "maximum": 25
    },
    "company": {
      "type": "string",
      "minLength": 1
    }
  },
  "if": {
    "properties": {
      "plan": {
        "const": "pro"
      }
    },
    "required": [
      "plan"
    ]
  },
  "then": {
    "required": [
      "company"
    ]
  }
}