{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.947997,-0.318279,0.000000,0.000000,0.116849,-0.348037,0.930170,0.000000,-0.295784,0.880996,0.369267,0.000000,-1887412.456377,5621680.006872,2340534.142673,1],    "boundingVolume": {    "region": [1.894657,0.378180,1.894762,0.378259,0.000000,40.673794]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/28/17_13522.b3dm"}}}