{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950608,-0.310393,0.000000,0.000000,0.173370,-0.530962,0.829471,0.000000,-0.256921,0.786844,0.561132,0.000000,-1640405.885821,5023894.112484,3558768.531840,1],    "boundingVolume": {    "region": [1.886345,0.595695,1.886461,0.595810,0.000000,8.762512]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1343776.b3dm"}}}