{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943812,-0.330483,0.000000,0.000000,0.184638,-0.527299,0.829376,0.000000,-0.273518,0.781128,0.561272,0.000000,-1746378.550940,4987405.192644,3559660.879642,1],    "boundingVolume": {    "region": [1.907564,0.595865,1.907659,0.595980,0.000000,8.175537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/9_1271574.b3dm"}}}