{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944275,-0.329158,0.000000,0.000000,0.183998,-0.527846,0.829170,0.000000,-0.272353,0.781315,0.561578,0.000000,-1738943.655466,4988605.662026,3561604.889434,1],    "boundingVolume": {    "region": [1.906151,0.596254,1.906266,0.596329,0.000000,8.807398]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_851871.b3dm"}}}