Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFqcJE6U8DnlTqD03dKwAQlFTqyVkZAqS0Q38rlq6P4zi7YRIl4yisrPqpp… (844 chars)"
  }
}