Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDmyg4NuxGY0FI1X0+1BtpALYDTVDKidREP/qxMhUXjRl7Fy3z4epKRAWnZ… (844 chars)"
  }
}