Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBiQU70MRkucpPpkPuK5NHz3Dd6oWwat4bTFanM6Wys0Ar5857bGCnLorJv… (1,748 chars)"
  }
}