Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHn0TiP2hRrjgfPUx5hM4ZnRSdbQ1IZWed6OEEO1E117D8o+vkxju4Z9A9c… (844 chars)"
  }
}