Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE3KLg6qphV2UQ4I2Hnr5kfyBYl0E9wKOfu1XOu3SA0iRc/hHw8UHf/DlE0… (844 chars)"
  }
}