Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFpMq5yqecY2qRGkuRx9CKzCjmvmtgBKITUBIGaulHVnmTCLBJc/nrV7P/Z… (844 chars)"
  }
}