{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949307,-0.314351,0.000000,0.000000,0.175543,-0.530121,0.829552,0.000000,-0.260223,0.785844,0.561011,0.000000,-1661487.131553,5017508.612024,3558002.469064,1],    "boundingVolume": {    "region": [1.890501,0.595554,1.890638,0.595660,0.000000,8.814030]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1366621.b3dm"}}}