{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944313,-0.329050,0.000000,0.000000,0.183938,-0.527868,0.829170,0.000000,-0.272263,0.781346,0.561579,0.000000,-1738368.682464,4988801.375591,3561611.394156,1],    "boundingVolume": {    "region": [1.906036,0.596256,1.906151,0.596330,0.000000,8.778190]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_851879.b3dm"}}}