{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948877,-0.315648,0.000000,0.000000,0.176481,-0.530525,0.829094,0.000000,-0.261150,0.785050,0.561691,0.000000,-1667412.845374,5012454.585331,3562322.257678,1],    "boundingVolume": {    "region": [1.891867,0.596375,1.892004,0.596481,0.000000,8.818306]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_1113359.b3dm"}}}