{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948691,-0.316204,0.000000,0.000000,0.176502,-0.529551,0.829713,0.000000,-0.261807,0.785488,0.560772,0.000000,-1671601.456069,5015231.794410,3556484.937831,1],    "boundingVolume": {    "region": [1.892473,0.595207,1.892569,0.595430,0.000000,8.817774]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1179854.b3dm"}}}