{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951679,-0.307094,0.000000,0.000000,0.114982,-0.356327,0.927259,0.000000,-0.284486,0.881618,0.376586,0.000000,-1815352.572722,5625752.880802,2386971.298417,1],    "boundingVolume": {    "region": [1.882852,0.386057,1.883016,0.386160,0.000000,15.341469]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/8_35982.b3dm"}}}