{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943916,-0.330187,0.000000,0.000000,0.183771,-0.525351,0.830803,0.000000,-0.273747,0.782571,0.559147,0.000000,-1747828.374966,4996575.646796,3546154.084301,1],    "boundingVolume": {    "region": [1.907243,0.593266,1.907352,0.593447,0.000000,7.992121]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1246179.b3dm"}}}