{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949062,-0.315088,0.000000,0.000000,0.116190,-0.349972,0.929527,0.000000,-0.292614,0.881369,0.370900,0.000000,-1867192.461588,5624079.734682,2350894.263378,1],    "boundingVolume": {    "region": [1.891292,0.379920,1.891400,0.380035,0.000000,46.474320]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/22_1416.b3dm"}}}