{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949291,-0.314400,0.000000,0.000000,0.175697,-0.530493,0.829282,0.000000,-0.260177,0.785572,0.561413,0.000000,-1661200.697111,5015780.330507,3560554.899984,1],    "boundingVolume": {    "region": [1.890552,0.596039,1.890690,0.596145,0.000000,8.725475]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/10_1445070.b3dm"}}}