{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895734,-0.444590,0.000000,0.000000,0.284126,-0.572441,0.769145,0.000000,-0.341014,0.687054,0.641612,0.000000,-2178034.611139,4388177.981092,4070506.595842,1],    "boundingVolume": {    "region": [2.031452,0.696539,2.031574,0.696657,0.000000,24.370976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_663381.b3dm"}}}