Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwErQkAFVWMO27ygOh4Yw4IwOY/Bcayb0fOLs3RRQX3lYH6B26vBzFIohL9G… (844 chars)"
  }
}