Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCbGNxteDUHewHIVBYpLxjnTAeDpxvi3wOgfNKLMOHquAI5OFpF6kCxUGm/… (1,748 chars)"
  }
}