{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895734,-0.444591,0.000000,0.000000,0.284157,-0.572502,0.769088,0.000000,-0.340989,0.687003,0.641680,0.000000,-2177879.367347,4387848.747792,4070941.619114,1],    "boundingVolume": {    "region": [2.031454,0.696628,2.031575,0.696746,0.000000,23.584585]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_663087.b3dm"}}}