Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA9vsLnDJFzc4NdOGmRZwkGQUltkCktA+tBf8g3IYy3iR1JyfR5HDtSoAMo… (844 chars)"
  }
}