Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCzx0XF8/mHNbRR8VmvFiSg41b8y9vLd4U1mbDZB219Tk9lQZSxiWvRCuK+… (1,748 chars)"
  }
}