{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898346,-0.439289,0.000000,0.000000,0.283776,-0.580321,0.763347,0.000000,-0.334388,0.683823,0.648514,0.000000,-2135781.439367,4367669.182199,4114419.271611,1],    "boundingVolume": {    "region": [2.025537,0.705520,2.025670,0.705742,0.000000,26.077469]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/9_1832599.b3dm"}}}