{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948741,-0.316055,0.000000,0.000000,0.176177,-0.528852,0.830227,0.000000,-0.261848,0.786021,0.560006,0.000000,-1671855.106427,5018620.197802,3551615.348501,1],    "boundingVolume": {    "region": [1.892316,0.594282,1.892412,0.594505,0.000000,8.645811]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_1093564.b3dm"}}}