{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948851,-0.315724,0.000000,0.000000,0.176372,-0.530056,0.829418,0.000000,-0.261316,0.785338,0.561211,0.000000,-1668469.642020,5014285.242920,3559270.356360,1],    "boundingVolume": {    "region": [1.891947,0.595795,1.892084,0.595901,0.000000,8.775112]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/8_1147417.b3dm"}}}