{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948989,-0.315308,0.000000,0.000000,0.175958,-0.529584,0.829807,0.000000,-0.261096,0.785824,0.560633,0.000000,-1667059.174468,5017377.535767,3555596.357339,1],    "boundingVolume": {    "region": [1.891531,0.595054,1.891625,0.595245,0.000000,8.814698]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/29_1074432.b3dm"}}}