{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949659,-0.313285,0.000000,0.000000,0.174692,-0.529544,0.830100,0.000000,-0.259513,0.786660,0.560196,0.000000,-1656951.119244,5022702.791187,3552820.251444,1],    "boundingVolume": {    "region": [1.889366,0.594489,1.889528,0.594755,0.000000,8.813729]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1377731.b3dm"}}}