{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896168,-0.443715,0.000000,0.000000,0.288190,-0.582056,0.760367,0.000000,-0.336428,0.679481,0.652014,0.000000,-2148842.775790,4340000.739335,4136686.169832,1],    "boundingVolume": {    "region": [2.030447,0.710185,2.030626,0.710290,0.000000,10.667700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1784898.b3dm"}}}