Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHEVTaQ+e3hPM97BP1Rp7dd9l1Yng80TW0mX6PhB9t7dBQkrmABDw9xVkK8… (844 chars)"
  }
}