{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950533,-0.310624,0.000000,0.000000,0.173541,-0.531048,0.829380,0.000000,-0.257084,0.786694,0.561267,0.000000,-1641446.323899,5022942.878553,3559625.636549,1],    "boundingVolume": {    "region": [1.886588,0.595858,1.886704,0.595973,0.000000,8.811984]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1425884.b3dm"}}}