{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897937,-0.440124,0.000000,0.000000,0.282496,-0.576347,0.766825,0.000000,-0.336562,0.686650,0.644389,0.000000,-2149625.985165,4385649.651277,4088175.441353,1],    "boundingVolume": {    "region": [2.026470,0.700190,2.026596,0.700259,0.000000,19.737503]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_883831.b3dm"}}}