Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEgwnb/s+TXd8LE8hqM8sObzVi0f/TsyBA8ZCOPXipl8mw3sCfdBEP5b+fZ… (844 chars)"
  }
}