{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949913,-0.312515,0.000000,0.000000,0.174495,-0.530390,0.829601,0.000000,-0.258718,0.786393,0.560938,0.000000,-1651880.347154,5021011.875906,3557536.665767,1],    "boundingVolume": {    "region": [1.888554,0.595453,1.888718,0.595584,0.000000,8.462699]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1354753.b3dm"}}}