{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949869,-0.312648,0.000000,0.000000,0.174752,-0.530921,0.829207,0.000000,-0.258704,0.785980,0.561523,0.000000,-1651792.449377,5018385.962244,3561255.632577,1],    "boundingVolume": {    "region": [1.888690,0.596123,1.888861,0.596328,0.000000,21.329116]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1437823.b3dm"}}}