{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950831,-0.309711,0.000000,0.000000,0.172966,-0.531017,0.829520,0.000000,-0.256371,0.787075,0.561058,0.000000,-1636895.616190,5025371.187824,3558302.475592,1],    "boundingVolume": {    "region": [1.885612,0.595554,1.885758,0.595774,0.000000,8.230134]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_1340516.b3dm"}}}