{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.893971,-0.448125,0.000000,0.000000,0.288755,-0.576042,0.764720,0.000000,-0.341732,0.681726,0.646892,0.000000,-2182672.917863,4354242.433484,4104098.657888,1],    "boundingVolume": {    "region": [2.035381,0.703421,2.035546,0.703583,0.000000,51.820974]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_1870041.b3dm"}}}