{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949466,-0.313869,0.000000,0.000000,0.175328,-0.530373,0.829436,0.000000,-0.259787,0.785865,0.561183,0.000000,-1658703.606916,5017649.096202,3559095.558000,1],    "boundingVolume": {    "region": [1.890012,0.595774,1.890111,0.595855,0.000000,5.528290]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/6_1362887.b3dm"}}}