Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB6y/jHPWogzOi4+JGHrqGASscXS8Y9AXM2FAiZDTuVCFz02ROXFEAfzgGQ… (1,748 chars)"
  }
}