{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950555,-0.310555,0.000000,0.000000,0.173558,-0.531233,0.829258,0.000000,-0.256988,0.786596,0.561448,0.000000,-1640835.686865,5022319.943589,3560778.172386,1],    "boundingVolume": {    "region": [1.886524,0.596085,1.886622,0.596184,0.000000,8.780530]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_1426953.b3dm"}}}