{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898771,-0.438419,0.000000,0.000000,0.283236,-0.580641,0.763304,0.000000,-0.333707,0.684107,0.648565,0.000000,-2131429.710071,4369486.282470,4114744.387174,1],    "boundingVolume": {    "region": [2.024553,0.705639,2.024718,0.705758,0.000000,17.268650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1833296.b3dm"}}}