Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHq/Hh8cWIIkcF5oUxklDkbsxoL6CkCjd0MVCtBRE8sS0zBs2tsmG8aq3Pj… (844 chars)"
  }
}