{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949414,-0.314028,0.000000,0.000000,0.175209,-0.529718,0.829880,0.000000,-0.260058,0.786246,0.560524,0.000000,-1660434.037466,5020065.939697,3554906.316603,1],    "boundingVolume": {    "region": [1.890148,0.594886,1.890310,0.595151,0.000000,8.748868]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1371450.b3dm"}}}