{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852839,-0.522175,0.000000,0.000000,0.269359,-0.439928,0.856685,0.000000,-0.446536,0.729303,0.518385,0.000000,-2850635.308641,4655782.229083,3287153.623888,1],    "boundingVolume": {    "region": [2.120118,0.544913,2.120272,0.545009,0.000000,98.780900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/1/0/0_9873.b3dm"}}}