{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899086,-0.437771,0.000000,0.000000,0.282711,-0.580626,0.763510,0.000000,-0.333304,0.684534,0.648322,0.000000,-2128857.189571,4372204.947422,4113198.396161,1],    "boundingVolume": {    "region": [2.023832,0.705319,2.023997,0.705439,0.000000,45.063406]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/6_1843744.b3dm"}}}