{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950681,-0.310170,0.000000,0.000000,0.173213,-0.530904,0.829541,0.000000,-0.256758,0.786971,0.561028,0.000000,-1639364.328725,5024705.881362,3558106.818092,1],    "boundingVolume": {    "region": [1.886110,0.595569,1.886226,0.595684,0.000000,8.800633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1423942.b3dm"}}}