{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950575,-0.310495,0.000000,0.000000,0.173616,-0.531522,0.829061,0.000000,-0.256876,0.786424,0.561741,0.000000,-1640125.272813,5021223.433442,3562638.846869,1],    "boundingVolume": {    "region": [1.886461,0.596439,1.886558,0.596538,0.000000,20.032815]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/5_1389660.b3dm"}}}