{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949606,-0.313445,0.000000,0.000000,0.175236,-0.530890,0.829125,0.000000,-0.259338,0.785684,0.561645,0.000000,-1655840.684969,5016498.378013,3562029.776298,1],    "boundingVolume": {    "region": [1.889566,0.596332,1.889665,0.596413,0.000000,9.548156]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1409544.b3dm"}}}