{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950675,-0.310188,0.000000,0.000000,0.173218,-0.530885,0.829552,0.000000,-0.256776,0.786977,0.561011,0.000000,-1639479.046084,5024741.685785,3558004.089486,1],    "boundingVolume": {    "region": [1.886129,0.595550,1.886244,0.595664,0.000000,8.800633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1423841.b3dm"}}}