{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949436,-0.313959,0.000000,0.000000,0.175168,-0.529722,0.829886,0.000000,-0.260004,0.786271,0.560514,0.000000,-1660085.692735,5020225.192101,3554844.529018,1],    "boundingVolume": {    "region": [1.890076,0.594874,1.890238,0.595140,0.000000,8.748868]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1371624.b3dm"}}}