{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950467,-0.310827,0.000000,0.000000,0.173674,-0.531073,0.829336,0.000000,-0.257238,0.786597,0.561332,0.000000,-1642429.257156,5022326.156339,3560039.623111,1],    "boundingVolume": {    "region": [1.886801,0.595937,1.886917,0.596051,0.000000,8.804843]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1426558.b3dm"}}}