{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949402,-0.314064,0.000000,0.000000,0.175482,-0.530476,0.829338,0.000000,-0.259917,0.785718,0.561329,0.000000,-1659536.071399,5016709.609589,3560025.477869,1],    "boundingVolume": {    "region": [1.890217,0.595950,1.890316,0.596032,0.000000,13.484208]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1360882.b3dm"}}}