Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCPzeJxWnuKqMHSVvYMo+qYt16NzPTmxc9eknbbzI8+r3Zi/sb2vgBY8e9d… (844 chars)"
  }
}