{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899365,-0.437199,0.000000,0.000000,0.282912,-0.581980,0.762404,0.000000,-0.332382,0.683746,0.649625,0.000000,-2122980.565152,4367200.852142,4121487.630231,1],    "boundingVolume": {    "region": [2.023191,0.707037,2.023365,0.707146,0.000000,7.300782]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/14_1800690.b3dm"}}}