Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHQBFkuk2zIyB5kANrH/Cw9XLTeS0NnK3zsLrBtC+rP6UV5x/6cWJEXueKn… (844 chars)"
  }
}