{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951725,-0.306951,0.000000,0.000000,0.114471,-0.354924,0.927861,0.000000,-0.284541,0.882239,0.375088,0.000000,-1815694.893967,5629692.960885,2377466.474183,1],    "boundingVolume": {    "region": [1.882737,0.384454,1.882832,0.384529,0.000000,6.996504]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/11/39_40453.b3dm"}}}