Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHdoQN0fDCpzwoC6IFsOyBJzAG/9tyvqP/PCEQrsaygwWtH8sLYCEKYdoTe… (844 chars)"
  }
}