{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949422,-0.314004,0.000000,0.000000,0.175134,-0.529535,0.830012,0.000000,-0.260081,0.786379,0.560327,0.000000,-1660575.380418,5020912.692964,3553652.676698,1],    "boundingVolume": {    "region": [1.890123,0.594647,1.890285,0.594913,0.000000,8.819933]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1379658.b3dm"}}}