{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898006,-0.439982,0.000000,0.000000,0.283857,-0.579354,0.764051,0.000000,-0.335227,0.684200,0.647683,0.000000,-2141130.575378,4370059.703979,4109132.926825,1],    "boundingVolume": {    "region": [2.026309,0.704429,2.026441,0.704651,0.000000,28.436203]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/4_1850460.b3dm"}}}