Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBF7JQINK6WpkzKtUBDtlgCg12CTazgm5ypHNGsW1OSYW7DRcMGHOv4cQVh… (844 chars)"
  }
}