Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGR8okVzE9mw01i0E/XTlaWWk7WmE+7lIvTezZyNoEHYXqt5Aj7D0Rn/e3H… (844 chars)"
  }
}