{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950330,-0.311246,0.000000,0.000000,0.173806,-0.530684,0.829558,0.000000,-0.257654,0.786696,0.561002,0.000000,-1645083.380671,5022950.314414,3557947.048139,1],    "boundingVolume": {    "region": [1.887250,0.595538,1.887350,0.595655,0.000000,8.716935]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1427948.b3dm"}}}