{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949209,-0.314645,0.000000,0.000000,0.175493,-0.529421,0.830009,0.000000,-0.260610,0.786200,0.560331,0.000000,-1663958.591799,5019772.475534,3553680.762864,1],    "boundingVolume": {    "region": [1.890831,0.594690,1.890926,0.594881,0.000000,34.242190]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/27_1462311.b3dm"}}}