Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDkCriS/QYIWJA7bMD2hHGKbXmrSyTzLlbW4Zc7H+kUbAXvP0D9aqGUCwTY… (844 chars)"
  }
}