{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.871371,-0.490625,0.000000,0.000000,0.211823,-0.376206,0.901998,0.000000,-0.441986,0.784986,0.434103,0.000000,-2820829.507307,5009907.841498,2751969.373322,1],    "boundingVolume": {    "region": [2.083547,0.449002,2.083660,0.449083,0.000000,61.012005]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_223730.b3dm"}}}