{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894818,-0.446431,0.000000,0.000000,0.284484,-0.570214,0.770666,0.000000,-0.343108,0.687719,0.639780,0.000000,-2191396.829553,4392390.773439,4058852.845318,1],    "boundingVolume": {    "region": [2.033503,0.694150,2.033636,0.694274,0.000000,42.256117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/9_982865.b3dm"}}}