Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCMiwhN8zTNXV2YwXy/5ZxWgbQjt54fjM1+RZKH4V2Ep3CMCz6aWR13iBZd… (1,748 chars)"
  }
}