Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCOs/PZZLQzJXBz1EGfLc1IzrU2uS3x+J3bYY0fBllq6hUmi0rHkgkfyyBi… (844 chars)"
  }
}