{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949142,-0.314849,0.000000,0.000000,0.116094,-0.349975,0.929537,0.000000,-0.292396,0.881453,0.370872,0.000000,-1865798.280811,5624615.096111,2350721.518569,1],    "boundingVolume": {    "region": [1.891040,0.379891,1.891149,0.380006,0.000000,71.051956]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/21_1090.b3dm"}}}