{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949275,-0.314448,0.000000,0.000000,0.175730,-0.530503,0.829268,0.000000,-0.260213,0.785546,0.561433,0.000000,-1661428.770707,5015613.147943,3560683.124330,1],    "boundingVolume": {    "region": [1.890603,0.596063,1.890741,0.596170,0.000000,8.725475]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/10_1359141.b3dm"}}}