{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895893,-0.444269,0.000000,0.000000,0.283966,-0.572634,0.769060,0.000000,-0.340730,0.687100,0.641714,0.000000,-2176223.260574,4388472.853915,4071153.100083,1],    "boundingVolume": {    "region": [2.031100,0.696677,2.031209,0.696784,0.000000,21.738987]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_623530.b3dm"}}}