{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949989,-0.312285,0.000000,0.000000,0.174577,-0.531074,0.829146,0.000000,-0.258384,0.786020,0.561614,0.000000,-1649752.232874,5018642.174023,3561836.333203,1],    "boundingVolume": {    "region": [1.888308,0.596233,1.888479,0.596438,0.000000,16.008612]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/3_1401847.b3dm"}}}