{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943971,-0.330029,0.000000,0.000000,0.184507,-0.527739,0.829126,0.000000,-0.273059,0.781022,0.561644,0.000000,-1743447.013766,4986730.361904,3562026.591506,1],    "boundingVolume": {    "region": [1.907082,0.596314,1.907178,0.596429,0.000000,8.667276]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_132840.b3dm"}}}