Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCp8JqMtbDKUH8+XQq/v3OUIj2200t3cO8h7HJHUVIBCU1Nbb4U3qwUTIk3… (1,748 chars)"
  }
}