curl --request GET \
  --url 'https://api.unify.ai/v0/tile/checkpoint?tile_id=None&tab_id=None&name=None' \
  --header "Authorization: Bearer $UNIFY_KEY"

{
    "id": "checkpoint_123",
    "tab_id": "checkpoint_tab_456",
    "name": "Data Table",
    "type": "Table",
    "position": {
        "x": 0,
        "y": 0,
        "width": 6,
        "height": 4
    },
    "minW": 2,
    "minH": 2,
    "visible": true,
    "locked": false,
    "moved": false,
    "static": false,
    "table": "main_data",
    "auto_update": true,
    "freeze": false,
    "is_checkpoint": true,
    "table_tile": {
        "id": "checkpoint_table_123",
        "tile_id": "checkpoint_123",
        "table_type": "Data Table",
        "page_number": 1,
        "column_order": [
            "id",
            "name",
            "value"
        ],
        "hidden_columns": [],
        "default_hidden_columns": true,
        "columns_pin_left": [],
        "columns_pin_right": []
    },
    "created_at": "2024-01-01T12:00:00Z",
    "updated_at": "2024-01-01T12:30:00Z"
}