curl --request GET \
  --url https://api.orderly.org/v1/client/sub_account \
  --header 'orderly-account-id: <orderly-account-id>' \
  --header 'orderly-key: <orderly-key>' \
  --header 'orderly-signature: <orderly-signature>' \
  --header 'orderly-timestamp: <orderly-timestamp>'

{
  "success": true,
  "data": {
    "main_account_id": "0x7ecc7eb7dc60d7fb5c5ea9cc637da1a46e265a744efda327b9914d7a21725bbf",
    "rows": [
      {
        "sub_account_id": "0x86987799a1433266cacd80c817b670336d6779468f69defd6f8dc384a07b6457",
        "description": "abc"
      }
    ]
  },
  "timestamp": 1702989203989
}