{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896371,-0.443305,0.000000,0.000000,0.283707,-0.573661,0.768390,0.000000,-0.339691,0.686863,0.642517,0.000000,-2169598.683758,4386973.909892,4076266.663971,1],    "boundingVolume": {    "region": [2.030012,0.697719,2.030145,0.697839,0.000000,86.009573]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/2_531101.b3dm"}}}