{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951322,-0.308200,0.000000,0.000000,0.113870,-0.351483,0.929243,0.000000,-0.286128,0.883195,0.371615,0.000000,-1825810.862200,5635741.231720,2355435.377259,1],    "boundingVolume": {    "region": [1.884018,0.380701,1.884174,0.380795,0.000000,21.875736]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/13_42845.b3dm"}}}