Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQENC9wTTt7CB2+APB6BNe4mOl5LIb5g8CMTdfVlLBsXmVtzpixKCZS4g+Td… (1,748 chars)"
  }
}