{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852793,-0.522249,0.000000,0.000000,0.269493,-0.440061,0.856575,0.000000,-0.446542,0.729169,0.518568,0.000000,-2850673.735214,4654931.949366,3288316.445513,1],    "boundingVolume": {    "region": [2.120193,0.545090,2.120372,0.545260,0.000000,153.317633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/1/0/0_12138.b3dm"}}}