{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950201,-0.311639,0.000000,0.000000,0.173918,-0.530283,0.829791,0.000000,-0.258052,0.786812,0.560656,0.000000,-1647627.872052,5023683.817145,3555748.178400,1],    "boundingVolume": {    "region": [1.887664,0.595120,1.887764,0.595237,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453873.b3dm"}}}