Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDXaTju77B4fTYeASw4+hXDNFACsxwg/RKhRu0AxxzEBXQQc5uq0R+nLIgF… (1,748 chars)"
  }
}