{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950209,-0.311612,0.000000,0.000000,0.173890,-0.530247,0.829820,0.000000,-0.258039,0.786847,0.560613,0.000000,-1647543.530795,5023906.271145,3555474.792877,1],    "boundingVolume": {    "region": [1.887636,0.595068,1.887736,0.595185,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453447.b3dm"}}}