{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949233,-0.314575,0.000000,0.000000,0.175713,-0.530216,0.829455,0.000000,-0.260377,0.785690,0.561155,0.000000,-1662472.175018,5016530.133035,3558915.791998,1],    "boundingVolume": {    "region": [1.890736,0.595727,1.890873,0.595834,0.000000,9.160634]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/7_1363797.b3dm"}}}