{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858202,-0.513311,0.000000,0.000000,0.262659,-0.439137,0.859168,0.000000,-0.440242,0.736038,0.514233,0.000000,-2810411.068638,4698709.687039,3260780.507273,1],    "boundingVolume": {    "region": [2.109753,0.540051,2.109917,0.540176,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_129264.b3dm"}}}