{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949742,-0.313034,0.000000,0.000000,0.175058,-0.531124,0.829012,0.000000,-0.258962,0.785688,0.561812,0.000000,-1653444.133413,5016527.800265,3563094.257603,1],    "boundingVolume": {    "region": [1.889097,0.596472,1.889268,0.596677,0.000000,8.215686]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/4_1405329.b3dm"}}}