Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGrvlvsGODMVB1aK/GI2yZoS4SJ0Lkk7wHSNndbkk5ZIS/oEXbj9lAjpsMZ… (1,748 chars)"
  }
}