{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951954,-0.306242,0.000000,0.000000,0.169795,-0.527808,0.832219,0.000000,-0.254332,0.790592,0.557027,0.000000,-1623850.915693,5047751.572196,3532681.141200,1],    "boundingVolume": {    "region": [1.881985,0.590758,1.882093,0.590845,0.000000,8.670358]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/29/32_1321722.b3dm"}}}