Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHO+KFnkGFS9Lh7j6UYV5fm3Qx0NpHhcCBTBaMo/yWz4ThG0Wm9/gaCWzbx… (844 chars)"
  }
}