{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898654,-0.438659,0.000000,0.000000,0.283303,-0.580384,0.763475,0.000000,-0.333965,0.684172,0.648364,0.000000,-2133075.739179,4369898.188275,4113462.429405,1],    "boundingVolume": {    "region": [2.024820,0.705374,2.024985,0.705493,0.000000,26.299492]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/7_1831789.b3dm"}}}