{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950454,-0.310866,0.000000,0.000000,0.173860,-0.531566,0.828981,0.000000,-0.257159,0.786247,0.561858,0.000000,-1641931.052504,5020099.376863,3563386.032041,1],    "boundingVolume": {    "region": [1.886852,0.596581,1.886949,0.596680,0.000000,13.011761]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1393315.b3dm"}}}