Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCF/fw5Z8+nOGyTreOZXN/Dc4yjZCjXm9v4yHlM7WpfN3jWpcOqAQBBW9qa… (844 chars)"
  }
}