{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950359,-0.311155,0.000000,0.000000,0.173752,-0.530691,0.829564,0.000000,-0.257581,0.786727,0.560993,0.000000,-1644617.477784,5023146.901480,3557885.313822,1],    "boundingVolume": {    "region": [1.887155,0.595526,1.887254,0.595643,0.000000,8.778218]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1456175.b3dm"}}}