{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950422,-0.310962,0.000000,0.000000,0.173867,-0.531405,0.829083,0.000000,-0.257270,0.786319,0.561707,0.000000,-1642641.997096,5020554.069006,3562424.125874,1],    "boundingVolume": {    "region": [1.886953,0.596398,1.887051,0.596497,0.000000,8.696260]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/4_1389154.b3dm"}}}