{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949110,-0.314945,0.000000,0.000000,0.175603,-0.529193,0.830132,0.000000,-0.260898,0.786235,0.560148,0.000000,-1665791.511772,5019992.047668,3552519.522917,1],    "boundingVolume": {    "region": [1.891147,0.594470,1.891242,0.594660,0.000000,8.787819]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/26_1462091.b3dm"}}}