{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897730,-0.440545,0.000000,0.000000,0.282874,-0.576431,0.766622,0.000000,-0.336794,0.686309,0.644631,0.000000,-2151113.010287,4383474.529859,4089715.413912,1],    "boundingVolume": {    "region": [2.026939,0.700507,2.027066,0.700575,0.000000,36.867357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_857120.b3dm"}}}