{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893939,-0.448189,0.000000,0.000000,0.288831,-0.576091,0.764654,0.000000,-0.341751,0.681642,0.646970,0.000000,-2182795.248410,4353712.379579,4104592.565027,1],    "boundingVolume": {    "region": [2.035452,0.703522,2.035617,0.703685,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1996328.b3dm"}}}