Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFf6Cz6b4eSwCQW+xd4d7JN3MJ3Mt5Rl8e5UdoNP2wy/jc6FU1L0wTlpMhg… (844 chars)"
  }
}