Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHT9yLj2lJqtJtgAXprFqfoqjUKZtg44iOwkCCYf5T8fRrNpIk9nYfqmiyB… (844 chars)"
  }
}