List leave types

{  "data": [    {      "id": 0,      "name": "string",      "unit": "string",      "hex_color": "string",      "fa_class": "string",      "created_at": "string"    }  ],  "metadata": {    "pagination": {      "page": 0,      "pages": 0,      "count": 0,      "items": 0    }  }}