{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950473,-0.310808,0.000000,0.000000,0.173823,-0.531562,0.828992,0.000000,-0.257114,0.786273,0.561843,0.000000,-1641646.350102,5020261.035447,3563290.102251,1],    "boundingVolume": {    "region": [1.886791,0.596563,1.886889,0.596662,0.000000,11.056461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_1329001.b3dm"}}}