Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF4CILPIy8S+Lsm8tDOJpVm/S5IVPDDnCsRRx+9Zk3SVBkGOOaJGSR4S8wc… (844 chars)"
  }
}