{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890923,-0.454155,0.000000,0.000000,0.292182,-0.573178,0.765569,0.000000,-0.346718,0.680162,0.645884,0.000000,-2214509.520279,4344234.518700,4097687.450993,1],    "boundingVolume": {    "region": [2.042172,0.702138,2.042268,0.702224,0.000000,7.942972]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1683488.b3dm"}}}