Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFDfOCaBnv9S9GYrq4lANLhQbDVhFCz2Iyzg2Y/r4GwE2BLYAHvF5WNiPjg… (844 chars)"
  }
}