{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943812,-0.330482,0.000000,0.000000,0.184569,-0.527106,0.829514,0.000000,-0.273563,0.781259,0.561068,0.000000,-1746663.838585,4988238.833443,3558361.321537,1],    "boundingVolume": {    "region": [1.907563,0.595618,1.907658,0.595732,0.000000,7.535653]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/6_1273858.b3dm"}}}