An HDF5 Fixed-Length String Datatype (Dataset)

{
    "apiVersion": "1.0.0",
    "datasets": {
        "99d645d1-7bf7-11e4-92bc-3c15c2da029e": {
            "shape": {
                "class": "H5S_SIMPLE", 
                "dims": [4],
                "maxdims": [4]
            }, 
            "type": {
                "class": "H5T_STRING", 
                "charSet": "H5T_CSET_ASCII", 
                "strPad": "H5T_STR_NULLPAD", 
                "length": 7
            }, 
            "value": ["Parting", "is such", "sweet", "sorrow."]
        }
    }, 
    "groups": {
        "99d54ede-7bf7-11e4-a316-3c15c2da029e": {
            "links": [
                {
		    "class": "H5L_TYPE_HARD",
                    "title": "DS1",
		    "collection": "datasets",
                    "id": "99d645d1-7bf7-11e4-92bc-3c15c2da029e"
                }
            ]
        }
    }, 
    "root": "99d54ede-7bf7-11e4-a316-3c15c2da029e"
}