{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950063,-0.312059,0.000000,0.000000,0.174677,-0.531805,0.828656,0.000000,-0.258043,0.785613,0.562340,0.000000,-1647579.783402,5016057.514540,3566448.661111,1],    "boundingVolume": {    "region": [1.888086,0.597109,1.888225,0.597317,0.000000,8.657006]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/7_1385692.b3dm"}}}