{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951172,-0.308662,0.000000,0.000000,0.115725,-0.356619,0.927055,0.000000,-0.285875,0.880952,0.377094,0.000000,-1824217.972062,5621505.745746,2390194.674233,1],    "boundingVolume": {    "region": [1.884501,0.386605,1.884664,0.386708,0.000000,63.286850]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/13_19987.b3dm"}}}