Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFOF+BZNpVTw8ZrfVckQNUXMMBFLxIMYx4Ho/vd8VNAc2sB1xPL+KzSahkw… (844 chars)"
  }
}