{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949872,-0.312639,0.000000,0.000000,0.174737,-0.530891,0.829230,0.000000,-0.258704,0.786003,0.561490,0.000000,-1651792.050723,5018536.475966,3561045.128518,1],    "boundingVolume": {    "region": [1.888681,0.596083,1.888852,0.596288,0.000000,20.275392]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1436345.b3dm"}}}