{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895745,-0.444568,0.000000,0.000000,0.284108,-0.572439,0.769153,0.000000,-0.341000,0.687070,0.641603,0.000000,-2177948.553712,4388276.807786,4070446.506264,1],    "boundingVolume": {    "region": [2.031427,0.696527,2.031549,0.696645,0.000000,33.651999]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_658272.b3dm"}}}