{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949628,-0.313378,0.000000,0.000000,0.175242,-0.531036,0.829030,0.000000,-0.259252,0.785611,0.561786,0.000000,-1655296.988291,5016037.177444,3562925.815441,1],    "boundingVolume": {    "region": [1.889468,0.596459,1.889621,0.596627,0.000000,11.216612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/7_1411386.b3dm"}}}