Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEVPQcYAC0KHNhxex1gqkMX6AK/Rju7u1sBL7zbYEGAajeQ4FGL5jPWKe3V… (844 chars)"
  }
}