Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG46EpVSLvWo0oauenCGD4K3rRJdtMUm0yT0qXIFWaoRVwQ/FPHXP+BRwNC… (844 chars)"
  }
}