Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHiluHgaA7JCNio2cwvz1zPscBQ+p9DHxSgAzS9qMshUjcoXEoDM4B5XmMM… (1,748 chars)"
  }
}