{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950182,-0.311694,0.000000,0.000000,0.174061,-0.530616,0.829547,0.000000,-0.258021,0.786564,0.561018,0.000000,-1647432.821399,5022109.116622,3558046.757091,1],    "boundingVolume": {    "region": [1.887722,0.595557,1.887822,0.595674,0.000000,8.818384]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1428161.b3dm"}}}