{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896849,-0.442336,0.000000,0.000000,0.282340,-0.572452,0.769794,0.000000,-0.339574,0.688495,0.640831,0.000000,-2168831.455072,4397364.808494,4065536.873813,1],    "boundingVolume": {    "region": [2.028907,0.695524,2.029090,0.695636,0.000000,45.106405]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_457355.b3dm"}}}