{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949756,-0.312990,0.000000,0.000000,0.174747,-0.530263,0.829629,0.000000,-0.259120,0.786290,0.560897,0.000000,-1654446.100240,5020352.530826,3557276.641400,1],    "boundingVolume": {    "region": [1.889059,0.595385,1.889213,0.595553,0.000000,16.824324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/0_1355275.b3dm"}}}