{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898325,-0.439331,0.000000,0.000000,0.284380,-0.581488,0.762234,0.000000,-0.333928,0.682802,0.649826,0.000000,-2132853.596406,4361173.080278,4122764.124294,1],    "boundingVolume": {    "region": [2.025597,0.707319,2.025703,0.707392,0.000000,11.006872]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/6_1803044.b3dm"}}}