Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDLDLf9ESYRgXC3rtCKNQbBDwafIXzHRMNJpHcPXf9Mej6wB5CvkN+5eSTx… (844 chars)"
  }
}