{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942878,-0.333138,0.000000,0.000000,0.186559,-0.528017,0.828489,0.000000,-0.275418,0.779513,0.562588,0.000000,-1758516.524398,4977114.603858,3568022.194142,1],    "boundingVolume": {    "region": [1.910364,0.597473,1.910489,0.597552,0.000000,8.762603]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/6_1287269.b3dm"}}}