Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQE2B3WMv1DJgJNkOQzYaozbte88oXuHEJX4YqsSd5EIa1Ax8+8hgBwBk5sb… (1,748 chars)"
  }
}