{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950310,-0.311305,0.000000,0.000000,0.173984,-0.531114,0.829245,0.000000,-0.257605,0.786381,0.561467,0.000000,-1644776.632833,5020945.861868,3560896.984988,1],    "boundingVolume": {    "region": [1.887287,0.596064,1.887439,0.596250,0.000000,8.556427]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1342275.b3dm"}}}