{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895811,-0.444434,0.000000,0.000000,0.288668,-0.581845,0.760347,0.000000,-0.336964,0.679193,0.652037,0.000000,-2152269.104303,4338161.174250,4136833.484069,1],    "boundingVolume": {    "region": [2.031249,0.710216,2.031429,0.710321,0.000000,19.994112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/15_1787512.b3dm"}}}