{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943188,-0.332261,0.000000,0.000000,0.186259,-0.528733,0.828099,0.000000,-0.274562,0.779399,0.563164,0.000000,-1753055.524088,4976396.309694,3571684.810401,1],    "boundingVolume": {    "region": [1.909423,0.598161,1.909568,0.598258,0.000000,8.613073]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_1248781.b3dm"}}}