{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949582,-0.313519,0.000000,0.000000,0.175079,-0.530277,0.829550,0.000000,-0.259533,0.786070,0.561013,0.000000,-1657083.473708,5018954.184175,3558017.184125,1],    "boundingVolume": {    "region": [1.889643,0.595569,1.889742,0.595650,0.000000,8.572580]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/4_1366575.b3dm"}}}