{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852932,-0.522023,0.000000,0.000000,0.269315,-0.440033,0.856645,0.000000,-0.446385,0.729348,0.518451,0.000000,-2849672.325175,4656071.325180,3287576.235232,1],    "boundingVolume": {    "region": [2.119971,0.544997,2.120063,0.545081,0.000000,90.474900]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_5416.b3dm"}}}