{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950595,-0.310434,0.000000,0.000000,0.173570,-0.531497,0.829086,0.000000,-0.256834,0.786465,0.561702,0.000000,-1639855.296758,5021485.094666,3562395.955738,1],    "boundingVolume": {    "region": [1.886397,0.596393,1.886494,0.596491,0.000000,10.796649]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/4_1331010.b3dm"}}}