{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951202,-0.308570,0.000000,0.000000,0.115578,-0.356282,0.927203,0.000000,-0.285836,0.881121,0.376727,0.000000,-1823968.874273,5622582.019270,2387867.783601,1],    "boundingVolume": {    "region": [1.884404,0.386209,1.884568,0.386312,0.000000,16.829960]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/9_66333.b3dm"}}}