{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950586,-0.310462,0.000000,0.000000,0.173632,-0.531634,0.828986,0.000000,-0.256826,0.786360,0.561852,0.000000,-1639804.889919,5020822.846001,3563346.059545,1],    "boundingVolume": {    "region": [1.886427,0.596573,1.886524,0.596672,0.000000,14.679444]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_1393151.b3dm"}}}