{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950356,-0.311164,0.000000,0.000000,0.173760,-0.530698,0.829559,0.000000,-0.257586,0.786719,0.561001,0.000000,-1644652.896219,5023096.097933,3557940.296502,1],    "boundingVolume": {    "region": [1.887164,0.595537,1.887264,0.595653,0.000000,8.592941]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1427938.b3dm"}}}