{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948996,-0.315288,0.000000,0.000000,0.175779,-0.529084,0.830163,0.000000,-0.261192,0.786171,0.560102,0.000000,-1667669.621327,5019580.983035,3552221.213922,1],    "boundingVolume": {    "region": [1.891509,0.594413,1.891603,0.594604,0.000000,13.565896]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/26_1092991.b3dm"}}}