{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950251,-0.311484,0.000000,0.000000,0.173884,-0.530473,0.829676,0.000000,-0.257888,0.786745,0.560826,0.000000,-1646581.293428,5023258.274037,3556826.740647,1],    "boundingVolume": {    "region": [1.887501,0.595325,1.887601,0.595442,0.000000,8.805755]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_1454549.b3dm"}}}