Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGMt0LnW4vFDfhJFdcrCsA4OO9QstsbyGwk5oqbtu1j2ymUDEr98+md7E9F… (1,748 chars)"
  }
}