Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBsqrMY8sWP2i2ZKSB+rJLP5Os2Lql6Qw0o1737TB5xLSJGZ9ak+ey0lwfP… (1,748 chars)"
  }
}