Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDV//A+9Kgvu3+tZG51rp/Kjo3LzHdHwH39/SuM+rZwBF6SRC0NmvkfqKSo… (844 chars)"
  }
}