{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948608,-0.316452,0.000000,0.000000,0.116219,-0.348383,0.930120,0.000000,-0.294070,0.881516,0.369395,0.000000,-1876478.760824,5624997.535999,2341349.271924,1],    "boundingVolume": {    "region": [1.892731,0.378323,1.892836,0.378393,0.000000,17.958795]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/13_13060.b3dm"}}}