{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948839,-0.315760,0.000000,0.000000,0.176531,-0.530465,0.829122,0.000000,-0.261252,0.785046,0.561649,0.000000,-1668061.361473,5012428.350237,3562057.338477,1],    "boundingVolume": {    "region": [1.891985,0.596324,1.892122,0.596431,0.000000,8.797005]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1112295.b3dm"}}}