Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwADQ3FUw7aMrTgK11ccHIEoMn4xoq7vJbX8ShpB5m3WJC+gtZy6Dbr1Ee05… (844 chars)"
  }
}