Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCKdmHriMcnLAZN6S/9Aglk9JJRTCb2ElDfCWoV7Oib8QyffcrNQpI6t+jT… (844 chars)"
  }
}