Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwErgUHtY7N2bcKfNFbU2GjxjrpL3ySWQy+mp3yCXllW3hZhZNUiKkNwvGAc… (844 chars)"
  }
}