{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949238,-0.314559,0.000000,0.000000,0.175549,-0.529750,0.829788,0.000000,-0.260470,0.786012,0.560660,0.000000,-1663060.955192,5018577.672047,3555773.754158,1],    "boundingVolume": {    "region": [1.890720,0.595130,1.890857,0.595236,0.000000,8.610553]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/1_1369656.b3dm"}}}