{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895890,-0.444275,0.000000,0.000000,0.283882,-0.572454,0.769225,0.000000,-0.340808,0.687246,0.641516,0.000000,-2176719.623235,4389401.472736,4069894.919862,1],    "boundingVolume": {    "region": [2.031107,0.696419,2.031216,0.696526,0.000000,57.944838]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_623666.b3dm"}}}