{
  "type": "object",
  "properties": {
    "email": {
      "type": "string",
      "format": "email"
    },
    "password": {
      "type": ["string"]
    }
  },
  "required": ["email", "password"],
  "additionalProperties": true,
  "errorMessage": {
    "properties": {
      "email": "Email or password is invalid",
      "password": "Email or password is invalid"
    }
  }
}