{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895761,-0.444537,0.000000,0.000000,0.284107,-0.572489,0.769116,0.000000,-0.340960,0.687049,0.641647,0.000000,-2177691.674445,4388142.534097,4070726.802074,1],    "boundingVolume": {    "region": [2.031393,0.696584,2.031514,0.696702,0.000000,19.529587]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/2_653750.b3dm"}}}