{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948897,-0.315587,0.000000,0.000000,0.176054,-0.529353,0.829934,0.000000,-0.261367,0.785870,0.560443,0.000000,-1668791.998716,5017661.581480,3554390.577987,1],    "boundingVolume": {    "region": [1.891825,0.594825,1.891919,0.595016,0.000000,20.078921]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/23/28_1177932.b3dm"}}}