Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB/pxCPdW8GVvr43HsiOGufZnC2JmYByPV/5uIgDYxZZS/wKc/ysU6mDwKQ… (844 chars)"
  }
}