Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDzaYMV+AUm/RgSw9SmHD0g2krNsHKUfCzyvad/ih8MnCb1Zc24eCMd+xqv… (844 chars)"
  }
}