Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDEVElVTR4BemEwITkXJaxSQtjliz4LtHxrwvXTCmZWVxmsfjNJbM7Qv0P4… (1,748 chars)"
  }
}