Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAvYUt6Q4ln+4QEbqq0NYzXzTN5VNr/Rm4D8YlwvTA+RHMimfnXKTsSLU8c… (1,748 chars)"
  }
}