Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFDtWzz/4tBNQX/2wxBzTu5NmpZR+QcV7tOySqjK6Gfm0FRZFfIN9AE6Bwx… (1,748 chars)"
  }
}