{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950598,-0.310423,0.000000,0.000000,0.173615,-0.531655,0.828976,0.000000,-0.256791,0.786361,0.561867,0.000000,-1639580.009180,5020828.837389,3563440.460145,1],    "boundingVolume": {    "region": [1.886386,0.596591,1.886483,0.596690,0.000000,14.679444]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_1393610.b3dm"}}}