{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895734,-0.444590,0.000000,0.000000,0.284150,-0.572489,0.769100,0.000000,-0.340994,0.687014,0.641666,0.000000,-2177907.080363,4387921.965602,4070848.501365,1],    "boundingVolume": {    "region": [2.031452,0.696609,2.031573,0.696727,0.000000,24.370976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_663267.b3dm"}}}