{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890923,-0.454155,0.000000,0.000000,0.292191,-0.573195,0.765554,0.000000,-0.346711,0.680148,0.645903,0.000000,-2214464.419377,4344147.268348,4097803.539598,1],    "boundingVolume": {    "region": [2.042172,0.702162,2.042268,0.702248,0.000000,11.363468]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1683648.b3dm"}}}