{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942921,-0.333018,0.000000,0.000000,0.186381,-0.527727,0.828714,0.000000,-0.275394,0.779761,0.562255,0.000000,-1758359.715689,4978694.349640,3565909.113054,1],    "boundingVolume": {    "region": [1.910236,0.597071,1.910361,0.597150,0.000000,8.644415]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/1_1256510.b3dm"}}}