curl --request GET \
--url https://test.deribit.com/api/v2/private/change_subaccount_name \
--header 'Content-Type: application/json' \
--data '
{
"jsonrpc": "2.0",
"id": 3964,
"method": "private/change_subaccount_name",
"params": {
"sid": 7,
"name": "new_user_1_1"
}
}
'