{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950447,-0.310885,0.000000,0.000000,0.173879,-0.531587,0.828964,0.000000,-0.257169,0.786225,0.561884,0.000000,-1641996.355791,5019961.167503,3563549.542061,1],    "boundingVolume": {    "region": [1.886872,0.596612,1.886969,0.596711,0.000000,8.939408]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1328298.b3dm"}}}