Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCjJBpRvI7U/hTq+MoU/ZQhvDCa9nyHn7obQhHZyn7RCmfbbBunlnQ/aGBG… (844 chars)"
  }
}