{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949426,-0.313990,0.000000,0.000000,0.175546,-0.530807,0.829112,0.000000,-0.259784,0.785522,0.561664,0.000000,-1658693.388338,5015467.324752,3562153.602854,1],    "boundingVolume": {    "region": [1.890140,0.596355,1.890239,0.596437,0.000000,13.602695]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1410531.b3dm"}}}