{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950766,-0.309908,0.000000,0.000000,0.173212,-0.531396,0.829226,0.000000,-0.256443,0.786740,0.561495,0.000000,-1637358.469180,5023242.082719,3561076.029148,1],    "boundingVolume": {    "region": [1.885820,0.596081,1.885966,0.596301,0.000000,8.812346]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/14_1339132.b3dm"}}}