Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEMipxJ8NrCfAuJteRaBc9gqXU9vX6vFW0t+jmQmt7/Gg2OG1siYgyUXaS2… (844 chars)"
  }
}