{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896159,-0.443734,0.000000,0.000000,0.288212,-0.582069,0.760349,0.000000,-0.336434,0.679457,0.652035,0.000000,-2148882.762321,4339852.572436,4136819.941030,1],    "boundingVolume": {    "region": [2.030468,0.710213,2.030647,0.710318,0.000000,12.059700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1784928.b3dm"}}}