{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896392,-0.443262,0.000000,0.000000,0.283599,-0.573511,0.768542,0.000000,-0.339726,0.687016,0.642336,0.000000,-2169819.102676,4387945.034831,4075111.695765,1],    "boundingVolume": {    "region": [2.029946,0.697468,2.030115,0.697617,0.000000,43.785105]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_528221.b3dm"}}}