{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950893,-0.309519,0.000000,0.000000,0.172827,-0.530953,0.829590,0.000000,-0.256234,0.787194,0.560954,0.000000,-1636020.999423,5026127.825973,3557640.434057,1],    "boundingVolume": {    "region": [1.885411,0.595428,1.885556,0.595648,0.000000,8.798937]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/11_1448865.b3dm"}}}