Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH3UwPpWC/pMfgzO6TtcZUq7ZNjtDnH7fBnTSdPZRwzJympqEHg3xApHQBV… (844 chars)"
  }
}