{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896911,-0.442211,0.000000,0.000000,0.282277,-0.572525,0.769763,0.000000,-0.339464,0.688514,0.640869,0.000000,-2168128.903594,4397487.993579,4065776.736473,1],    "boundingVolume": {    "region": [2.028767,0.695573,2.028950,0.695685,0.000000,42.492945]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_451015.b3dm"}}}