{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943236,-0.332124,0.000000,0.000000,0.186182,-0.528759,0.828101,0.000000,-0.274450,0.779440,0.563162,0.000000,-1752338.402960,4976657.847688,3571672.391605,1],    "boundingVolume": {    "region": [1.909279,0.598159,1.909423,0.598256,0.000000,8.663240]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/4_1284980.b3dm"}}}