{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943285,-0.331985,0.000000,0.000000,0.186161,-0.528948,0.827984,0.000000,-0.274296,0.779370,0.563334,0.000000,-1751358.816491,4976214.364226,3572763.252265,1],    "boundingVolume": {    "region": [1.909131,0.598366,1.909276,0.598464,0.000000,6.498895]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_545508.b3dm"}}}