{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950293,-0.311359,0.000000,0.000000,0.174272,-0.531894,0.828684,0.000000,-0.257473,0.785830,0.562298,0.000000,-1643939.617992,5017441.754974,3566183.074225,1],    "boundingVolume": {    "region": [1.887343,0.597070,1.887495,0.597255,0.000000,8.013693]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/6_1325694.b3dm"}}}