Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHjvA3b1xpUJzPfQZGq+/8Hl6JO/5X8Dz7zgqRN/G8ZGlp8wvUBzUROPNsO… (844 chars)"
  }
}