{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949740,-0.313040,0.000000,0.000000,0.174769,-0.530237,0.829641,0.000000,-0.259165,0.786288,0.560879,0.000000,-1654734.572783,5020341.163082,3557159.296705,1],    "boundingVolume": {    "region": [1.889112,0.595362,1.889265,0.595531,0.000000,16.824324]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/0_1355401.b3dm"}}}