{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951971,-0.306189,0.000000,0.000000,0.113941,-0.354253,0.928182,0.000000,-0.283933,0.882776,0.374284,0.000000,-1811813.322144,5633109.283002,2372364.481153,1],    "boundingVolume": {    "region": [1.881902,0.383540,1.882064,0.383708,0.000000,9.914122]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/8_41163.b3dm"}}}