Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBLuYfMlQYSg9otJH9DclQCmP6iY12cTfhA7Kv80+rKoUK8MiZtVeQ12pys… (844 chars)"
  }
}