An HDF5 Array Datatype

{
    "apiVersion": "1.0.0",
    "datasets": {
        "146c9fb5-7b51-11e4-a549-3c15c2da029e": {
            "shape": {
                "class": "H5S_SIMPLE", 
                "dims": [4], 
                "maxdims": [4]
            }, 
            "type": {
                "base": {
                    "base": "H5T_STD_I64LE", 
                    "class": "H5T_INTEGER"
                }, 
                "class": "H5T_ARRAY", 
                "dims": [3, 5]
            }, 
            "value": [
                [
                    [0, 0, 0, 0, 0], 
                    [0, -1, -2, -3, -4], 
                    [0, -2, -4, -6, -8]
                ], 
                [
                    [0, 1, 2, 3, 4], 
                    [1, 1, 1, 1, 1], 
                    [2, 1, 0, -1, -2]
                ], 
                [
                    [0, 2, 4, 6, 8],
                    [2, 3, 4, 5, 6], 
                    [4, 4, 4, 4, 4]
                ], 
                [
                    [0, 3, 6, 9, 12], 
                    [3, 5, 7, 9, 11], 
                    [6, 7, 8, 9, 10]
                ]
            ]
        }
    }, 
    "groups": {
        "146b5775-7b51-11e4-a63d-3c15c2da029e": {
            "links": [
                {
		    "class": "H5L_TYPE_HARD",
                    "title": "DS1",
		    "collection": "datasets",
                    "id": "146c9fb5-7b51-11e4-a549-3c15c2da029e"
                }
            ]
        }
    },
    "root": "146b5775-7b51-11e4-a63d-3c15c2da029e"
}