{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944278,-0.329149,0.000000,0.000000,0.183997,-0.527859,0.829162,0.000000,-0.272343,0.781311,0.561590,0.000000,-1738876.708954,4988575.096860,3561679.880401,1],    "boundingVolume": {    "region": [1.906141,0.596269,1.906256,0.596343,0.000000,8.794953]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_729841.b3dm"}}}