{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950428,-0.310946,0.000000,0.000000,0.173724,-0.530999,0.829373,0.000000,-0.257347,0.786601,0.561276,0.000000,-1643130.347402,5022347.491674,3559688.356137,1],    "boundingVolume": {    "region": [1.886934,0.595869,1.887034,0.595986,0.000000,7.999027]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/14_1425975.b3dm"}}}