{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949735,-0.313054,0.000000,0.000000,0.174827,-0.530384,0.829535,0.000000,-0.259143,0.786182,0.561036,0.000000,-1654596.650822,5019670.829337,3558162.551188,1],    "boundingVolume": {    "region": [1.889127,0.595553,1.889280,0.595721,0.000000,8.717462]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/1_1354024.b3dm"}}}