Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA1FU51bAoN3OcauUUjZwzKY2AlFrmsD/WV2tszOWvB+ncQ7+MIO3tF7uKF… (1,748 chars)"
  }
}