{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950502,-0.310717,0.000000,0.000000,0.173891,-0.531942,0.828734,0.000000,-0.256958,0.786051,0.562225,0.000000,-1640653.137834,5018851.135331,3565716.469560,1],    "boundingVolume": {    "region": [1.886695,0.597024,1.886793,0.597123,0.000000,8.563517]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1326310.b3dm"}}}