{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858706,-0.512468,0.000000,0.000000,0.262128,-0.439230,0.859282,0.000000,-0.439578,0.736569,0.514040,0.000000,-2806169.535350,4702100.594396,3259553.508140,1],    "boundingVolume": {    "region": [2.108770,0.539826,2.108935,0.539951,0.000000,57.304366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/3_209022.b3dm"}}}