{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950483,-0.310775,0.000000,0.000000,0.173802,-0.531562,0.828996,0.000000,-0.257088,0.786286,0.561837,0.000000,-1641478.692374,5020344.385378,3563250.177559,1],    "boundingVolume": {    "region": [1.886756,0.596555,1.886854,0.596654,0.000000,11.056461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_1329122.b3dm"}}}