Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBX6Spu4vDn92Q2Nf2ktg3+KOAekr4JXd+7Y0c461MI5VKpzlkzgNO9oUNg… (1,748 chars)"
  }
}