{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895635,-0.444790,0.000000,0.000000,0.284287,-0.572444,0.769083,0.000000,-0.341140,0.686923,0.641686,0.000000,-2178840.219291,4387339.912955,4070975.651853,1],    "boundingVolume": {    "region": [2.031675,0.696635,2.031797,0.696753,0.000000,62.689333]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_686922.b3dm"}}}