Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCHdQDtaj3Qkw8vkaVRDrVqv2b7t303jzwHSm4hZp6A1WUlH+2TFg3q0YnN… (844 chars)"
  }
}