{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950342,-0.311207,0.000000,0.000000,0.173786,-0.530694,0.829555,0.000000,-0.257621,0.786704,0.561006,0.000000,-1644873.868150,5023001.351446,3557971.695644,1],    "boundingVolume": {    "region": [1.887209,0.595543,1.887309,0.595659,0.000000,8.592941]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1428002.b3dm"}}}