{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950918,-0.309443,0.000000,0.000000,0.173070,-0.531845,0.828968,0.000000,-0.255978,0.786618,0.561878,0.000000,-1634389.235307,5022469.555819,3563512.405834,1],    "boundingVolume": {    "region": [1.885321,0.596570,1.885487,0.596739,0.000000,8.811837]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/0/2_1386728.b3dm"}}}