Variable allOptionalFieldsConst
allOptionalFields: "buyer_user_id,buyer_username,estimated_shipping_fee,recipient_address,actual_shipping_fee,goods_to_declare,note,note_update_time,item_list,pay_time,dropshipper,dropshipper_phone,split_up,buyer_cancel_reason,cancel_by,cancel_reason,actual_shipping_fee_confirmed,buyer_cpf_id,fulfillment_flag,pickup_done_time,package_list,shipping_carrier,payment_method,total_amount,invoice_data,order_chargeable_weight_gram,return_request_due_date,edt"