Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHDFy2qKydKI4X7Lr35SiKO21uR3s3Pz2H+bHXqWh6GHgwNUCRK1j2p7nJf… (844 chars)"
  }
}