{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949638,-0.313350,0.000000,0.000000,0.175243,-0.531093,0.828994,0.000000,-0.259217,0.785584,0.561840,0.000000,-1655072.413931,5015864.181849,3563271.343931,1],    "boundingVolume": {    "region": [1.889438,0.596524,1.889591,0.596693,0.000000,9.988233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1412166.b3dm"}}}