{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950778,-0.309872,0.000000,0.000000,0.173222,-0.531495,0.829161,0.000000,-0.256393,0.786687,0.561592,0.000000,-1637036.574315,5022903.749930,3561697.015063,1],    "boundingVolume": {    "region": [1.885782,0.596199,1.885928,0.596419,0.000000,8.781824]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1338792.b3dm"}}}