{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897717,-0.440572,0.000000,0.000000,0.282886,-0.576414,0.766630,0.000000,-0.336818,0.686307,0.644622,0.000000,-2151264.583810,4383458.156950,4089653.650997,1],    "boundingVolume": {    "region": [2.026968,0.700494,2.027095,0.700563,0.000000,36.867357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_856846.b3dm"}}}