{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949344,-0.314240,0.000000,0.000000,0.175344,-0.529728,0.829845,0.000000,-0.260223,0.786155,0.560575,0.000000,-1661486.454985,5019485.158836,3555232.484950,1],    "boundingVolume": {    "region": [1.890371,0.594948,1.890533,0.595213,0.000000,10.265112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/13_1370174.b3dm"}}}