{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895722,-0.444614,0.000000,0.000000,0.284175,-0.572500,0.769083,0.000000,-0.341005,0.686990,0.641686,0.000000,-2177978.231300,4387766.403431,4070977.240995,1],    "boundingVolume": {    "region": [2.031479,0.696636,2.031601,0.696753,0.000000,24.370976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_663860.b3dm"}}}