{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943906,-0.330214,0.000000,0.000000,0.184423,-0.527167,0.829508,0.000000,-0.273339,0.781331,0.561077,0.000000,-1745233.597739,4988698.599166,3558418.155466,1],    "boundingVolume": {    "region": [1.907279,0.595628,1.907374,0.595743,0.000000,8.804452]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1273772.b3dm"}}}