Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEjXkEPx+acjAusfq3/P7C+tHJ2wkEl0oSKd0kHNKyq2GZ5RIY07HD8IqRg… (844 chars)"
  }
}