{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950561,-0.310538,0.000000,0.000000,0.173455,-0.530948,0.829462,0.000000,-0.257038,0.786796,0.561145,0.000000,-1641153.481197,5023591.609836,3558850.327280,1],    "boundingVolume": {    "region": [1.886498,0.595711,1.886613,0.595825,0.000000,8.799150]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1424606.b3dm"}}}