{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949990,-0.312279,0.000000,0.000000,0.174474,-0.530771,0.829362,0.000000,-0.258448,0.786228,0.561294,0.000000,-1650154.961674,5019965.274675,3559798.424176,1],    "boundingVolume": {    "region": [1.888302,0.595846,1.888473,0.596051,0.000000,18.488243]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1434211.b3dm"}}}