{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943307,-0.331922,0.000000,0.000000,0.185796,-0.528025,0.828655,0.000000,-0.274468,0.780025,0.562342,0.000000,-1752448.221641,4980380.409412,3566460.963030,1],    "boundingVolume": {    "region": [1.909074,0.597176,1.909199,0.597255,0.000000,8.135625]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/2_1256301.b3dm"}}}