{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949733,-0.313060,0.000000,0.000000,0.174625,-0.529760,0.829976,0.000000,-0.259288,0.786603,0.560380,0.000000,-1655513.358328,5022341.622968,3553992.973087,1],    "boundingVolume": {    "region": [1.889129,0.594712,1.889291,0.594978,0.000000,8.812508]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1376148.b3dm"}}}