{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949449,-0.313922,0.000000,0.000000,0.175577,-0.531028,0.828964,0.000000,-0.259682,0.785400,0.561883,0.000000,-1658038.080616,5014687.978279,3563546.247263,1],    "boundingVolume": {    "region": [1.890067,0.596650,1.890168,0.596672,0.000000,8.067960]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/9/12_1414711.b3dm"}}}