Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwACMCe5ovXnhSjM/VEBwtlDt6+z8od2LnpMVGUlSrgx5RmS7aeKwL0lJqfP… (844 chars)"
  }
}