{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897449,-0.441119,0.000000,0.000000,0.285807,-0.581470,0.761713,0.000000,-0.335056,0.681666,0.650437,0.000000,-2140066.209981,4353930.416444,4126653.538957,1],    "boundingVolume": {    "region": [2.027565,0.708046,2.027717,0.708274,0.000000,12.034007]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1797683.b3dm"}}}