Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC3HZ8bXgAUafbYV/PzGllWHuSF3Tqx9/uwS1S/VkFi33xQTwKlCKz2UwQ+… (844 chars)"
  }
}