{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896887,-0.442260,0.000000,0.000000,0.282321,-0.572537,0.769738,0.000000,-0.339490,0.688474,0.640898,0.000000,-2168296.279064,4397229.451751,4065965.826114,1],    "boundingVolume": {    "region": [2.028821,0.695612,2.029004,0.695724,0.000000,21.753035]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/2_453026.b3dm"}}}