{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950427,-0.310946,0.000000,0.000000,0.173824,-0.531305,0.829156,0.000000,-0.257280,0.786393,0.561599,0.000000,-1642701.138618,5021022.914579,3561740.616751,1],    "boundingVolume": {    "region": [1.886936,0.596268,1.887034,0.596367,0.000000,8.819004]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/3_1427900.b3dm"}}}