{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950250,-0.311487,0.000000,0.000000,0.173998,-0.530813,0.829435,0.000000,-0.257815,0.786513,0.561185,0.000000,-1646116.699477,5021785.013843,3559106.050999,1],    "boundingVolume": {    "region": [1.887504,0.595758,1.887604,0.595875,0.000000,8.819647]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1429223.b3dm"}}}