{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950290,-0.311365,0.000000,0.000000,0.174110,-0.531388,0.829043,0.000000,-0.257591,0.786171,0.561767,0.000000,-1644686.766001,5019612.432987,3562805.034797,1],    "boundingVolume": {    "region": [1.887349,0.596427,1.887501,0.596613,0.000000,8.799261]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_1398375.b3dm"}}}