{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950724,-0.310039,0.000000,0.000000,0.172797,-0.529876,0.830284,0.000000,-0.256882,0.787718,0.559921,0.000000,-1640148.933008,5029455.228069,3551075.498860,1],    "boundingVolume": {    "region": [1.885957,0.594263,1.886105,0.594319,0.000000,7.961407]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9.b3dm"}}}