Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQATmL3dhELVrsAwYA6HAO/9yPCT/DVwp5pdWBjZDq2JPlFUZ8yEtVBDh5BG… (1,748 chars)"
  }
}