{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950205,-0.311625,0.000000,0.000000,0.174270,-0.531382,0.829014,0.000000,-0.257797,0.786072,0.561811,0.000000,-1646003.111158,5018982.285003,3563083.002560,1],    "boundingVolume": {    "region": [1.887623,0.596480,1.887775,0.596665,0.000000,8.785472]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1398847.b3dm"}}}