Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAGbc/Ux083tZHk4HWRZMwZXsZINAEfDiKnzuzsYQdl/z9sEYozNr7YEEBo… (1,748 chars)"
  }
}