Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwARm3jM2n+2KOwm9u8j/rQY0jnL20GCCemEUBWe1E47Yg74d8V/uiQ6kJMK… (844 chars)"
  }
}