Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCYW3gzGJO5ZVStsdSrFrZ//k1Lq6K33U9F9LjMskYY+R9Juzx36E+n7Swz… (844 chars)"
  }
}