{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896821,-0.442394,0.000000,0.000000,0.287285,-0.582385,0.760457,0.000000,-0.335466,0.680057,0.651909,0.000000,-2142697.129036,4343680.070928,4136016.675703,1],    "boundingVolume": {    "region": [2.028972,0.710047,2.029152,0.710151,0.000000,8.875498]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/6/13_1781439.b3dm"}}}