{
  "type": "object",
  "required": ["requestId", "phoneNums", "affiliateCode", "message"],
  "properties": {
    "requestId": { "type": "string", "example": "req-12345" },
    "phoneNums": {
      "type": "array",
      "items": { "type": "string", "example": "+1234567890" }
    },
    "affiliateCode": { "type": "string", "example": "aff-67890" },
    "message": { "type": "string", "example": "Your verification code is 123456" }
  }
}