{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949433,-0.313971,0.000000,0.000000,0.175530,-0.530793,0.829125,0.000000,-0.259773,0.785540,0.561646,0.000000,-1658617.447885,5015577.968704,3562033.980384,1],    "boundingVolume": {    "region": [1.890119,0.596332,1.890218,0.596414,0.000000,9.730351]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/14_1409562.b3dm"}}}