{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895754,-0.444551,0.000000,0.000000,0.284143,-0.572538,0.769066,0.000000,-0.340948,0.686998,0.641707,0.000000,-2177618.493625,4387820.384582,4071110.602116,1],    "boundingVolume": {    "region": [2.031408,0.696663,2.031530,0.696781,0.000000,19.585270]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_658260.b3dm"}}}