{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949128,-0.314891,0.000000,0.000000,0.116355,-0.350712,0.929227,0.000000,-0.292335,0.881142,0.371658,0.000000,-1865417.019166,5622642.834140,2355703.450071,1],    "boundingVolume": {    "region": [1.891069,0.380744,1.891207,0.380844,0.000000,16.218720]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/8_71836.b3dm"}}}