{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950436,-0.310921,0.000000,0.000000,0.174046,-0.532031,0.828644,0.000000,-0.257099,0.785909,0.562358,0.000000,-1641550.542049,5017950.843567,3566564.699445,1],    "boundingVolume": {    "region": [1.886910,0.597186,1.887007,0.597285,0.000000,8.550220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1384928.b3dm"}}}