Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB2dfRiMEg7Qzfkrj3X0JY02/Ptp0+TRjQPoIEWg0Gx5hVYbXWuLGLYxdq7… (844 chars)"
  }
}