{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950078,-0.312011,0.000000,0.000000,0.174472,-0.531268,0.829044,0.000000,-0.258126,0.785996,0.561766,0.000000,-1648103.816926,5018496.291659,3562798.387517,1],    "boundingVolume": {    "region": [1.888037,0.596414,1.888175,0.596623,0.000000,8.821155]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1398356.b3dm"}}}