{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948895,-0.315592,0.000000,0.000000,0.176040,-0.529302,0.829969,0.000000,-0.261382,0.785902,0.560390,0.000000,-1668888.320498,5017867.408633,3554057.017720,1],    "boundingVolume": {    "region": [1.891830,0.594762,1.891924,0.594952,0.000000,10.646501]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/27_1091472.b3dm"}}}