{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950589,-0.310453,0.000000,0.000000,0.173672,-0.531773,0.828888,0.000000,-0.256788,0.786270,0.561996,0.000000,-1639562.036897,5020246.365804,3564263.730437,1],    "boundingVolume": {    "region": [1.886417,0.596748,1.886514,0.596847,0.000000,8.813590]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1395601.b3dm"}}}