{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949877,-0.312623,0.000000,0.000000,0.174725,-0.530886,0.829236,0.000000,-0.258693,0.786014,0.561481,0.000000,-1651720.113016,5018600.497427,3560988.651079,1],    "boundingVolume": {    "region": [1.888664,0.596072,1.888835,0.596277,0.000000,12.811169]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1349062.b3dm"}}}