{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949474,-0.313847,0.000000,0.000000,0.175536,-0.531046,0.828962,0.000000,-0.259618,0.785417,0.561888,0.000000,-1657634.264707,5014802.350548,3563572.981981,1],    "boundingVolume": {    "region": [1.889988,0.596655,1.890089,0.596677,0.000000,16.521569]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/12_1414944.b3dm"}}}