{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949299,-0.314376,0.000000,0.000000,0.175561,-0.530130,0.829542,0.000000,-0.260240,0.785828,0.561026,0.000000,-1661597.939593,5017406.393588,3558094.250705,1],    "boundingVolume": {    "region": [1.890527,0.595571,1.890664,0.595677,0.000000,8.788001]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1366368.b3dm"}}}