{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951213,-0.308535,0.000000,0.000000,0.115664,-0.356593,0.927072,0.000000,-0.285763,0.881006,0.377051,0.000000,-1823500.897597,5621854.719530,2389922.882578,1],    "boundingVolume": {    "region": [1.884367,0.386559,1.884530,0.386662,0.000000,51.767940]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/13_13820.b3dm"}}}