{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858202,-0.513312,0.000000,0.000000,0.262938,-0.439604,0.858843,0.000000,-0.440075,0.735757,0.514778,0.000000,-2809348.675467,4696923.829034,3264243.692409,1],    "boundingVolume": {    "region": [2.109754,0.540687,2.109918,0.540812,0.000000,76.548366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/10_434952.b3dm"}}}