Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAWwX3VT0LNhmcxzKsr6rs8H3BUEZRfJjSsLTMQZJFa3mA5Ez52a0W0F+6E… (844 chars)"
  }
}