{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948894,-0.315595,0.000000,0.000000,0.176057,-0.529347,0.829937,0.000000,-0.261374,0.785870,0.560439,0.000000,-1668835.415689,5017665.982442,3554364.158586,1],    "boundingVolume": {    "region": [1.891832,0.594820,1.891927,0.595011,0.000000,17.006980]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1076436.b3dm"}}}