{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898426,-0.439125,0.000000,0.000000,0.283599,-0.580227,0.763484,0.000000,-0.334323,0.684008,0.648353,0.000000,-2135367.145841,4368845.282821,4113392.440656,1],    "boundingVolume": {    "region": [2.025355,0.705308,2.025487,0.705530,0.000000,15.890044]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/8_1831734.b3dm"}}}