Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQC6+wu/NnKcqf09M/UdlFwMh8QNF2C2MMAtNDa0sWqKpVi9CHVxF6S8GM6G… (1,748 chars)"
  }
}