{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949399,-0.314073,0.000000,0.000000,0.175237,-0.529718,0.829874,0.000000,-0.260094,0.786228,0.560533,0.000000,-1660663.616076,5019951.160875,3554960.792730,1],    "boundingVolume": {    "region": [1.890196,0.594896,1.890358,0.595162,0.000000,8.770793]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1371187.b3dm"}}}