{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948307,-0.317355,0.000000,0.000000,0.116712,-0.348753,0.929919,0.000000,-0.294845,0.881043,0.369904,0.000000,-1881423.645424,5621989.815876,2344580.932940,1],    "boundingVolume": {    "region": [1.893726,0.378901,1.893745,0.378911,0.000000,4.866091]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/30/21.b3dm"}}}