Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDUQOiy8PsLwaBKP0Y+aEXvGM0QO+sYScqd/6b2+HbkbUnZELfmZfMPh7Vc… (844 chars)"
  }
}