{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948754,-0.316015,0.000000,0.000000,0.176176,-0.528924,0.830181,0.000000,-0.261800,0.785988,0.560075,0.000000,-1671553.701733,5018409.689265,3552051.701878,1],    "boundingVolume": {    "region": [1.892275,0.594365,1.892371,0.594588,0.000000,7.714631]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1093184.b3dm"}}}