Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBS/3qSFYGDGP19pAXGOy2pfyMUwu5svgYX//wVtB0sWyr+0lMqHihA8zYu… (1,748 chars)"
  }
}