{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949319,-0.314313,0.000000,0.000000,0.175770,-0.530879,0.829019,0.000000,-0.260022,0.785344,0.561803,0.000000,-1660210.681560,5014334.759703,3563035.168229,1],    "boundingVolume": {    "region": [1.890478,0.596553,1.890580,0.596575,0.000000,8.752543]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/7_1337713.b3dm"}}}