{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951013,-0.309152,0.000000,0.000000,0.115904,-0.356543,0.927062,0.000000,-0.286331,0.880811,0.377077,0.000000,-1827126.791603,5620607.767653,2390085.389725,1],    "boundingVolume": {    "region": [1.885016,0.386587,1.885179,0.386690,0.000000,13.140947]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/13_60836.b3dm"}}}