{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898014,-0.439967,0.000000,0.000000,0.281307,-0.574174,0.768889,0.000000,-0.337355,0.688572,0.641919,0.000000,-2154670.019291,4397879.116121,4072457.980731,1],    "boundingVolume": {    "region": [2.026312,0.696970,2.026405,0.697026,0.000000,48.759806]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/4_391609.b3dm"}}}