{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949464,-0.313876,0.000000,0.000000,0.175550,-0.531032,0.828968,0.000000,-0.259644,0.785415,0.561879,0.000000,-1657799.544647,5014788.729079,3563515.650977,1],    "boundingVolume": {    "region": [1.890018,0.596644,1.890119,0.596666,0.000000,16.507573]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/12_1414427.b3dm"}}}