ms-users/schemas/disposable-password.json

{
  "$id": "disposable-password",
  "type": "object",
  "required": [
    "id",
    "challengeType"
  ],
  "properties": {
    "challengeType": {
      "default": "phone",
      "const": "phone"
    },
    "id": {
      "type": "string",
      "description": "User identificator"
    }
  }
}