{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949485,-0.313813,0.000000,0.000000,0.175457,-0.530870,0.829091,0.000000,-0.259631,0.785550,0.561696,0.000000,-1657715.777749,5015647.201270,3562354.061564,1],    "boundingVolume": {    "region": [1.889953,0.596393,1.890052,0.596475,0.000000,24.971545]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1411274.b3dm"}}}