Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBMDJZRFIGPGFln+XfCk5hxaQXovIJwhrywHHHc8IDWnx3+BvDhEw58wyEh… (1,748 chars)"
  }
}