{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948648,-0.316334,0.000000,0.000000,0.176427,-0.529085,0.830026,0.000000,-0.262014,0.785751,0.560306,0.000000,-1672923.220947,5016904.760617,3553522.612933,1],    "boundingVolume": {    "region": [1.892610,0.594644,1.892706,0.594867,0.000000,8.608657]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1092021.b3dm"}}}