{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949894,-0.312574,0.000000,0.000000,0.174624,-0.530672,0.829394,0.000000,-0.258701,0.786178,0.561246,0.000000,-1651773.722274,5019647.278134,3559498.105102,1],    "boundingVolume": {    "region": [1.888621,0.595807,1.888774,0.595975,0.000000,11.044075]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1351780.b3dm"}}}