{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948736,-0.316068,0.000000,0.000000,0.176468,-0.529700,0.829625,0.000000,-0.261667,0.785441,0.560903,0.000000,-1670709.362071,5014934.730892,3557317.311978,1],    "boundingVolume": {    "region": [1.892331,0.595365,1.892427,0.595588,0.000000,8.121168]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1071669.b3dm"}}}