{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949827,-0.312776,0.000000,0.000000,0.174594,-0.530201,0.829701,0.000000,-0.258966,0.786417,0.560790,0.000000,-1653460.696460,5021163.094846,3556595.296401,1],    "boundingVolume": {    "region": [1.888829,0.595274,1.888993,0.595405,0.000000,8.809494]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1355808.b3dm"}}}