{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.891172,-0.453665,0.000000,0.000000,0.292055,-0.573708,0.765220,0.000000,-0.346185,0.680040,0.646298,0.000000,-2211108.369075,4343466.000618,4100320.211325,1],    "boundingVolume": {    "region": [2.041622,0.702680,2.041718,0.702767,0.000000,21.195990]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_2045786.b3dm"}}}