{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898762,-0.438436,0.000000,0.000000,0.283237,-0.580616,0.763323,0.000000,-0.333728,0.684118,0.648543,0.000000,-2131564.970863,4369553.559684,4114603.822174,1],    "boundingVolume": {    "region": [2.024572,0.705610,2.024737,0.705729,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1832865.b3dm"}}}