Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAqAeBZRvQ3ePIzOeeav6qTWZH59MSVwFVF1nL4CfC+8m0LOxw9aIiO3oF9… (1,748 chars)"
  }
}