Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCo0ppquxnU7T4p80gkvN/F+w8+7KXkqpB6b/yXc12Q7WMQ3Tx93f5mO/Ki… (1,748 chars)"
  }
}