Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBKrzbc0Mf0QplsGYNN2fN8lj3G78DVzm1Zi8jnNfpX/S5TW7fFOQlv7XvU… (844 chars)"
  }
}