{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898757,-0.438448,0.000000,0.000000,0.283251,-0.580625,0.763311,0.000000,-0.333731,0.684102,0.648558,0.000000,-2131588.440271,4369454.385524,4114696.357136,1],    "boundingVolume": {    "region": [2.024585,0.705629,2.024750,0.705748,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1833145.b3dm"}}}