{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948806,-0.315859,0.000000,0.000000,0.176367,-0.529787,0.829590,0.000000,-0.261483,0.785466,0.560954,0.000000,-1669531.999215,5015096.094419,3557640.392305,1],    "boundingVolume": {    "region": [1.892110,0.595426,1.892206,0.595650,0.000000,8.793842]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1181535.b3dm"}}}