{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950845,-0.309668,0.000000,0.000000,0.173268,-0.532024,0.828812,0.000000,-0.256115,0.786408,0.562109,0.000000,-1635265.261659,5021133.749341,3564982.753711,1],    "boundingVolume": {    "region": [1.885557,0.596850,1.885723,0.597019,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1388048.b3dm"}}}