Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCFlyYfSV1CyC9Puzywc7XUNcjWBJcoyo1Xy0ECAkmz+nwWEiH5sYaRrYMG… (1,748 chars)"
  }
}