{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950267,-0.311435,0.000000,0.000000,0.173732,-0.530102,0.829945,0.000000,-0.257932,0.787016,0.560426,0.000000,-1646856.996549,5024979.755156,3554283.679828,1],    "boundingVolume": {    "region": [1.887449,0.594842,1.887549,0.594959,0.000000,8.821118]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1452201.b3dm"}}}