{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896913,-0.442206,0.000000,0.000000,0.282335,-0.572650,0.769649,0.000000,-0.339409,0.688413,0.641006,0.000000,-2167782.288437,4396843.463591,4066652.624413,1],    "boundingVolume": {    "region": [2.028762,0.695752,2.028945,0.695865,0.000000,54.634504]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_448479.b3dm"}}}