Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHgEgEqkBNvxMY/8g+teHwtsldX8HY+HIu4+S0BtpCBuQPlCh0IbfbSxs1v… (844 chars)"
  }
}