{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950600,-0.310420,0.000000,0.000000,0.173397,-0.530993,0.829446,0.000000,-0.256935,0.786812,0.561169,0.000000,-1640495.070623,5023695.036310,3559006.836295,1],    "boundingVolume": {    "region": [1.886373,0.595741,1.886489,0.595855,0.000000,8.720493]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1424878.b3dm"}}}