{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897881,-0.440239,0.000000,0.000000,0.282630,-0.576433,0.766710,0.000000,-0.336599,0.686504,0.644526,0.000000,-2149865.346280,4384714.978366,4089046.189910,1],    "boundingVolume": {    "region": [2.026598,0.700369,2.026725,0.700438,0.000000,25.391125]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/4_852788.b3dm"}}}