Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGsU3XvGNbmhfTXRJElPWazc2OLZMi7efT3uKFAP+3O+lFf+ogFQrHfKSyY… (844 chars)"
  }
}