Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDMOwRDj2cJlmOdg9FQcCNv+6HYlyjgzwTq/F/HqCWvDGH2Z8WEgrQzW8/J… (1,748 chars)"
  }
}