Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBkaEsTOzPqIRBbQVLh0rXgTKuQFEnjx6jBS9J0ldwsDERqXqD+ym4Hoh/w… (1,748 chars)"
  }
}