Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBK28oh7G2kIMjrKyG1YPRqSqi2DYcFV5Rf6EJ4qpukQTm+PmkLD3Mtn+w8… (1,748 chars)"
  }
}