Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFibq3P7oMvXK0HCmHKKVud9ViOE37kfV0wm+vBJDzCq1oUXGsLZXZMgP3z… (844 chars)"
  }
}