Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG4t5Ui4itlFm2FIPSYdXsBOY5D99cQw4N8M/Lts/8/G3M9Ox7+Zg/ZxHCX… (844 chars)"
  }
}