Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwALYK1XhpC1A8jWKeuZ2FueT6lRo3dVnUzcfKs4pv6B3hYu0h3g8zo5pR27… (844 chars)"
  }
}