Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCrQLD2jj9wgtPQcSlnn6o3t4+AFdjmLgqeYEUMQyZ8Ijn+P5Hy9LRyoNmN… (844 chars)"
  }
}