{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950529,-0.310636,0.000000,0.000000,0.173415,-0.530640,0.829668,0.000000,-0.257183,0.786967,0.560839,0.000000,-1642077.523737,5024673.287707,3556909.598502,1],    "boundingVolume": {    "region": [1.886608,0.595341,1.886708,0.595457,0.000000,8.462385]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/0/9_1450874.b3dm"}}}