{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896317,-0.443413,0.000000,0.000000,0.283819,-0.573713,0.768310,0.000000,-0.339739,0.686750,0.642613,0.000000,-2169902.739235,4386251.858382,4076877.679476,1],    "boundingVolume": {    "region": [2.030133,0.697845,2.030266,0.697964,0.000000,49.655558]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_540172.b3dm"}}}