{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950058,-0.312072,0.000000,0.000000,0.174432,-0.531031,0.829204,0.000000,-0.258227,0.786133,0.561528,0.000000,-1648747.578998,5019366.858402,3561284.043733,1],    "boundingVolume": {    "region": [1.888101,0.596126,1.888239,0.596335,0.000000,8.091077]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_1348238.b3dm"}}}