{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949478,-0.313833,0.000000,0.000000,0.175059,-0.529628,0.829969,0.000000,-0.259925,0.786385,0.560391,0.000000,-1659583.042341,5020951.436319,3554058.744464,1],    "boundingVolume": {    "region": [1.889942,0.594725,1.890104,0.594990,0.000000,8.791650]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1379026.b3dm"}}}