{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950589,-0.310451,0.000000,0.000000,0.173618,-0.531612,0.829003,0.000000,-0.256822,0.786380,0.561827,0.000000,-1639781.469599,5020945.976891,3563184.426914,1],    "boundingVolume": {    "region": [1.886415,0.596543,1.886513,0.596641,0.000000,14.679444]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/6_1392042.b3dm"}}}