Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGU14c1uRo7zwG1KiOUmLr91IEyLLlbgVWsHhQqWxZKRmcKi4tT/T0CUfKn… (844 chars)"
  }
}